diff --git a/Sortable.js b/Sortable.js
index 93503ccac..e1804bf5c 100644
--- a/Sortable.js
+++ b/Sortable.js
@@ -1,5 +1,5 @@
 /**!
- * Sortable 1.10.0
+ * Sortable 1.10.1
  * @author	RubaXa   <trash@rubaxa.org>
  * @author	owenm    <owen23355@gmail.com>
  * @license MIT
@@ -132,12 +132,14 @@
     throw new TypeError("Invalid attempt to spread non-iterable instance");
   }
 
-  var version = "1.10.0";
+  var version = "1.10.1";
 
   function userAgent(pattern) {
-    return !!
-    /*@__PURE__*/
-    navigator.userAgent.match(pattern);
+    if (typeof window !== 'undefined' && window.navigator) {
+      return !!
+      /*@__PURE__*/
+      navigator.userAgent.match(pattern);
+    }
   }
 
   var IE11OrLess = userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);
@@ -972,10 +974,6 @@
     }, info));
   }
 
-  if (typeof window === "undefined" || !window.document) {
-    throw new Error("Sortable.js requires a window with a document");
-  }
-
   var dragEl,
       parentEl,
       ghostEl,
@@ -1013,12 +1011,14 @@
       savedInputChecked = [];
   /** @const */
 
-  var PositionGhostAbsolutely = IOS,
+  var documentExists = typeof document !== 'undefined',
+      PositionGhostAbsolutely = IOS,
       CSSFloatProperty = Edge || IE11OrLess ? 'cssFloat' : 'float',
       // This will not pass for IE9, because IE9 DnD only works on anchors
-  supportDraggable = !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
+  supportDraggable = documentExists && !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
       supportCssPointerEvents = function () {
-    // false when <= IE11
+    if (!documentExists) return; // false when <= IE11
+
     if (IE11OrLess) {
       return false;
     }
@@ -1132,15 +1132,17 @@
   }; // #1184 fix - Prevent click event on fallback if dragged but item not changed position
 
 
-  document.addEventListener('click', function (evt) {
-    if (ignoreNextClick) {
-      evt.preventDefault();
-      evt.stopPropagation && evt.stopPropagation();
-      evt.stopImmediatePropagation && evt.stopImmediatePropagation();
-      ignoreNextClick = false;
-      return false;
-    }
-  }, true);
+  if (documentExists) {
+    document.addEventListener('click', function (evt) {
+      if (ignoreNextClick) {
+        evt.preventDefault();
+        evt.stopPropagation && evt.stopPropagation();
+        evt.stopImmediatePropagation && evt.stopImmediatePropagation();
+        ignoreNextClick = false;
+        return false;
+      }
+    }, true);
+  }
 
   var nearestEmptyInsertDetectEvent = function nearestEmptyInsertDetectEvent(evt) {
     if (dragEl) {
@@ -2600,11 +2602,14 @@
   } // Fixed #973:
 
 
-  on(document, 'touchmove', function (evt) {
-    if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
-      evt.preventDefault();
-    }
-  }); // Export utils
+  if (documentExists) {
+    on(document, 'touchmove', function (evt) {
+      if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
+        evt.preventDefault();
+      }
+    });
+  } // Export utils
+
 
   Sortable.utils = {
     on: on,
@@ -2906,6 +2911,7 @@
         dispatchSortableEvent = _ref.dispatchSortableEvent,
         hideGhostForTarget = _ref.hideGhostForTarget,
         unhideGhostForTarget = _ref.unhideGhostForTarget;
+    if (!originalEvent) return;
     var toSortable = putSortable || activeSortable;
     hideGhostForTarget();
     var touch = originalEvent.changedTouches && originalEvent.changedTouches.length ? originalEvent.changedTouches[0] : originalEvent;
diff --git a/Sortable.min.js b/Sortable.min.js
index 693054f62..79898819a 100644
--- a/Sortable.min.js
+++ b/Sortable.min.js
@@ -1,2 +1,2 @@
-/*! Sortable 1.10.0 - MIT | git://github.com/SortableJS/Sortable.git */
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t=t||self).Sortable=e()}(this,function(){"use strict";function o(t){return(o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function a(){return(a=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var o in n)Object.prototype.hasOwnProperty.call(n,o)&&(t[o]=n[o])}return t}).apply(this,arguments)}function I(i){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{},e=Object.keys(r);"function"==typeof Object.getOwnPropertySymbols&&(e=e.concat(Object.getOwnPropertySymbols(r).filter(function(t){return Object.getOwnPropertyDescriptor(r,t).enumerable}))),e.forEach(function(t){var e,n,o;e=i,o=r[n=t],n in e?Object.defineProperty(e,n,{value:o,enumerable:!0,configurable:!0,writable:!0}):e[n]=o})}return i}function l(t,e){if(null==t)return{};var n,o,i=function(t,e){if(null==t)return{};var n,o,i={},r=Object.keys(t);for(o=0;o<r.length;o++)n=r[o],0<=e.indexOf(n)||(i[n]=t[n]);return i}(t,e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);for(o=0;o<r.length;o++)n=r[o],0<=e.indexOf(n)||Object.prototype.propertyIsEnumerable.call(t,n)&&(i[n]=t[n])}return i}function e(t){return function(t){if(Array.isArray(t)){for(var e=0,n=new Array(t.length);e<t.length;e++)n[e]=t[e];return n}}(t)||function(t){if(Symbol.iterator in Object(t)||"[object Arguments]"===Object.prototype.toString.call(t))return Array.from(t)}(t)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance")}()}function t(t){return!!navigator.userAgent.match(t)}var w=t(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i),E=t(/Edge/i),c=t(/firefox/i),s=t(/safari/i)&&!t(/chrome/i)&&!t(/android/i),n=t(/iP(ad|od|hone)/i),i=t(/chrome/i)&&t(/android/i),r={capture:!1,passive:!1};function u(t,e,n){t.addEventListener(e,n,!w&&r)}function d(t,e,n){t.removeEventListener(e,n,!w&&r)}function h(t,e){if(e){if(">"===e[0]&&(e=e.substring(1)),t)try{if(t.matches)return t.matches(e);if(t.msMatchesSelector)return t.msMatchesSelector(e);if(t.webkitMatchesSelector)return t.webkitMatchesSelector(e)}catch(t){return!1}return!1}}function P(t,e,n,o){if(t){n=n||document;do{if(null!=e&&(">"===e[0]?t.parentNode===n&&h(t,e):h(t,e))||o&&t===n)return t;if(t===n)break}while(t=(i=t).host&&i!==document&&i.host.nodeType?i.host:i.parentNode)}var i;return null}var f,p=/\s+/g;function k(t,e,n){if(t&&e)if(t.classList)t.classList[n?"add":"remove"](e);else{var o=(" "+t.className+" ").replace(p," ").replace(" "+e+" "," ");t.className=(o+(n?" 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n=this,o=t.dataTransfer,i=n.options;K("dragStart",this,{evt:t}),Rt.eventCanceled?this._onDrop():(K("setupClone",this),Rt.eventCanceled||((Q=_(z)).draggable=!1,Q.style["will-change"]="",this._hideClone(),k(Q,this.options.chosenClass,!1),Rt.clone=Q),n.cloneId=Ht(function(){K("clone",n),Rt.eventCanceled||(n.options.removeCloneOnHide||q.insertBefore(Q,z),n._hideClone(),W({sortable:n,name:"clone"}))}),e||k(z,i.dragClass,!0),e?(mt=!0,n._loopId=setInterval(n._emulateDragOver,50)):(d(document,"mouseup",n._onDrop),d(document,"touchend",n._onDrop),d(document,"touchcancel",n._onDrop),o&&(o.effectAllowed="move",i.setData&&i.setData.call(n,o,z)),u(document,"drop",n),R(z,"transform","translateZ(0)")),vt=!0,n._dragStartId=Ht(n._dragStarted.bind(n,e,t)),u(document,"selectstart",n),dt=!0,s&&R(document.body,"user-select","none"))},_onDragOver:function(n){var o,i,r,a,l=this.el,s=n.target,e=this.options,t=e.group,c=Rt.active,u=ot===t,d=e.sort,h=it||c,f=this,p=!1;if(!Dt){if(void 0!==n.preventDefault&&n.cancelable&&n.preventDefault(),s=P(s,e.draggable,l,!0),M("dragOver"),Rt.eventCanceled)return p;if(z.contains(n.target)||s.animated&&s.animatingX&&s.animatingY||f._ignoreWhileAnimating===s)return A(!1);if(mt=!1,c&&!e.disabled&&(u?d||(r=!q.contains(z)):it===this||(this.lastPutMode=ot.checkPull(this,c,z,n))&&t.checkPut(this,c,z,n))){if(a="vertical"===this._getDirection(n,s),o=X(z),M("dragOverValid"),Rt.eventCanceled)return p;if(r)return G=q,O(),this._hideClone(),M("revert"),Rt.eventCanceled||(V?q.insertBefore(z,V):q.appendChild(z)),A(!0);var g=B(l,e.draggable);if(!g||function(t,e,n){var o=X(B(n.el,n.options.draggable));return e?t.clientX>o.right+10||t.clientX<=o.right&&t.clientY>o.bottom&&t.clientX>=o.left:t.clientX>o.right&&t.clientY>o.top||t.clientX<=o.right&&t.clientY>o.bottom+10}(n,a,this)&&!g.animated){if(g===z)return A(!1);if(g&&l===n.target&&(s=g),s&&(i=X(s)),!1!==Xt(q,l,z,o,s,i,n,!!s))return O(),l.appendChild(z),G=l,N(),A(!0)}else if(s.parentNode===l){i=X(s);var v,m,b,y=z.parentNode!==l,w=!function(t,e,n){var o=n?t.left:t.top,i=n?t.right:t.bottom,r=n?t.width:t.height,a=n?e.left:e.top,l=n?e.right:e.bottom,s=n?e.width:e.height;return o===a||i===l||o+r/2===a+s/2}(z.animated&&z.toRect||o,s.animated&&s.toRect||i,a),E=a?"top":"left",D=Y(s,"top","top")||Y(z,"top","top"),_=D?D.scrollTop:void 0;if(ht!==s&&(m=i[E],yt=!1,wt=!w&&e.invertSwap||y),0!==(v=function(t,e,n,o,i,r,a,l){var s=o?t.clientY:t.clientX,c=o?n.height:n.width,u=o?n.top:n.left,d=o?n.bottom:n.right,h=!1;if(!a)if(l&&pt<c*i){if(!yt&&(1===ft?u+c*r/2<s:s<d-c*r/2)&&(yt=!0),yt)h=!0;else if(1===ft?s<u+pt:d-pt<s)return-ft}else if(u+c*(1-i)/2<s&&s<d-c*(1-i)/2)return function(t){return F(z)<F(t)?1:-1}(e);if((h=h||a)&&(s<u+c*r/2||d-c*r/2<s))return u+c/2<s?1:-1;return 0}(n,s,i,a,w?1:e.swapThreshold,null==e.invertedSwapThreshold?e.swapThreshold:e.invertedSwapThreshold,wt,ht===s)))for(var S=F(z);S-=v,(b=G.children[S])&&("none"===R(b,"display")||b===U););if(0===v||b===s)return A(!1);ft=v;var C=(ht=s).nextElementSibling,T=!1,x=Xt(q,l,z,o,s,i,n,T=1===v);if(!1!==x)return 1!==x&&-1!==x||(T=1===x),Dt=!0,setTimeout(Bt,30),O(),T&&!C?l.appendChild(z):s.parentNode.insertBefore(z,T?C:s),D&&L(D,0,_-D.scrollTop),G=z.parentNode,void 0===m||wt||(pt=Math.abs(m-X(s)[E])),N(),A(!0)}if(l.contains(z))return A(!1)}return!1}function M(t,e){K(t,f,I({evt:n,isOwner:u,axis:a?"vertical":"horizontal",revert:r,dragRect:o,targetRect:i,canSort:d,fromSortable:h,target:s,completed:A,onMove:function(t,e){return Xt(q,l,z,o,t,X(t),n,e)},changed:N},e))}function O(){M("dragOverAnimationCapture"),f.captureAnimationState(),f!==h&&h.captureAnimationState()}function A(t){return 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N(){tt=F(z),nt=F(z,e.draggable),W({sortable:f,name:"change",toEl:l,newIndex:tt,newDraggableIndex:nt,originalEvent:n})}},_ignoreWhileAnimating:null,_offMoveEvents:function(){d(document,"mousemove",this._onTouchMove),d(document,"touchmove",this._onTouchMove),d(document,"pointermove",this._onTouchMove),d(document,"dragover",Pt),d(document,"mousemove",Pt),d(document,"touchmove",Pt)},_offUpEvents:function(){var t=this.el.ownerDocument;d(t,"mouseup",this._onDrop),d(t,"touchend",this._onDrop),d(t,"pointerup",this._onDrop),d(t,"touchcancel",this._onDrop),d(document,"selectstart",this)},_onDrop:function(t){var e=this.el,n=this.options;tt=F(z),nt=F(z,n.draggable),K("drop",this,{evt:t}),G=z&&z.parentNode,tt=F(z),nt=F(z,n.draggable),Rt.eventCanceled||(yt=wt=vt=!1,clearInterval(this._loopId),clearTimeout(this._dragStartTimer),Lt(this.cloneId),Lt(this._dragStartId),this.nativeDraggable&&(d(document,"drop",this),d(e,"dragstart",this._onDragStart)),this._offMoveEvents(),this._offUpEvents(),s&&R(document.body,"user-select",""),t&&(dt&&(t.cancelable&&t.preventDefault(),n.dropBubble||t.stopPropagation()),U&&U.parentNode&&U.parentNode.removeChild(U),(q===G||it&&"clone"!==it.lastPutMode)&&Q&&Q.parentNode&&Q.parentNode.removeChild(Q),z&&(this.nativeDraggable&&d(z,"dragend",this),Yt(z),z.style["will-change"]="",dt&&!vt&&k(z,it?it.options.ghostClass:this.options.ghostClass,!1),k(z,this.options.chosenClass,!1),W({sortable:this,name:"unchoose",toEl:G,newIndex:null,newDraggableIndex:null,originalEvent:t}),q!==G?(0<=tt&&(W({rootEl:G,name:"add",toEl:G,fromEl:q,originalEvent:t}),W({sortable:this,name:"remove",toEl:G,originalEvent:t}),W({rootEl:G,name:"sort",toEl:G,fromEl:q,originalEvent:t}),W({sortable:this,name:"sort",toEl:G,originalEvent:t})),it&&it.save()):tt!==J&&0<=tt&&(W({sortable:this,name:"update",toEl:G,originalEvent:t}),W({sortable:this,name:"sort",toEl:G,originalEvent:t})),Rt.active&&(null!=tt&&-1!==tt||(tt=J,nt=et),W({sortable:this,name:"end",toEl:G,originalEvent:t}),this.save())))),this._nulling()},_nulling:function(){K("nulling",this),q=z=G=U=V=Q=Z=$=rt=at=dt=tt=nt=J=et=ht=ft=it=ot=Rt.dragged=Rt.ghost=Rt.clone=Rt.active=null,_t.forEach(function(t){t.checked=!0}),_t.length=lt=st=0},handleEvent:function(t){switch(t.type){case"drop":case"dragend":this._onDrop(t);break;case"dragenter":case"dragover":z&&(this._onDragOver(t),function(t){t.dataTransfer&&(t.dataTransfer.dropEffect="move");t.cancelable&&t.preventDefault()}(t));break;case"selectstart":t.preventDefault()}},toArray:function(){for(var t,e=[],n=this.el.children,o=0,i=n.length,r=this.options;o<i;o++)P(t=n[o],r.draggable,this.el,!1)&&e.push(t.getAttribute(r.dataIdAttr)||Ft(t));return e},sort:function(t){var o={},i=this.el;this.toArray().forEach(function(t,e){var n=i.children[e];P(n,this.options.draggable,i,!1)&&(o[t]=n)},this),t.forEach(function(t){o[t]&&(i.removeChild(o[t]),i.appendChild(o[t]))})},save:function(){var t=this.options.store;t&&t.set&&t.set(this)},closest:function(t,e){return P(t,e||this.options.draggable,this.el,!1)},option:function(t,e){var n=this.options;if(void 0===e)return n[t];var o=O.modifyOption(this,t,e);n[t]=void 0!==o?o:e,"group"===t&&At(n)},destroy:function(){K("destroy",this);var t=this.el;t[j]=null,d(t,"mousedown",this._onTapStart),d(t,"touchstart",this._onTapStart),d(t,"pointerdown",this._onTapStart),this.nativeDraggable&&(d(t,"dragover",this),d(t,"dragenter",this)),Array.prototype.forEach.call(t.querySelectorAll("[draggable]"),function(t){t.removeAttribute("draggable")}),this._onDrop(),bt.splice(bt.indexOf(this.el),1),this.el=t=null},_hideClone:function(){if(!$){if(K("hideClone",this),Rt.eventCanceled)return;R(Q,"display","none"),this.options.removeCloneOnHide&&Q.parentNode&&Q.parentNode.removeChild(Q),$=!0}},_showClone:function(t){if("clone"===t.lastPutMode){if($){if(K("showClone",this),Rt.eventCanceled)return;q.contains(z)&&!this.options.group.revertClone?q.insertBefore(Q,z):V?q.insertBefore(Q,V):q.appendChild(Q),this.options.group.revertClone&&this.animate(z,Q),R(Q,"display",""),$=!1}}else 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e=t.originalEvent,n=t.putSortable,o=t.dragEl,i=t.activeSortable,r=t.dispatchSortableEvent,a=t.hideGhostForTarget,l=t.unhideGhostForTarget;if(e){var s=n||i;a();var c=e.changedTouches&&e.changedTouches.length?e.changedTouches[0]:e,u=document.elementFromPoint(c.clientX,c.clientY);l(),s&&!s.el.contains(u)&&(r("spill"),this.onSpill({dragEl:o,putSortable:n}))}}var Jt,te=D(function(n,t,e,o){if(t.scroll){var i,r=(n.touches?n.touches[0]:n).clientX,a=(n.touches?n.touches[0]:n).clientY,l=t.scrollSensitivity,s=t.scrollSpeed,c=N(),u=!1;Kt!==e&&(Kt=e,Zt(),jt=t.scroll,i=t.scrollFn,!0===jt&&(jt=H(e,!0)));var d=0,h=jt;do{var f=h,p=X(f),g=p.top,v=p.bottom,m=p.left,b=p.right,y=p.width,w=p.height,E=void 0,D=void 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n=i.children[t.sortableIndex+(o?Number(e):0)];n?i.insertBefore(t,n):i.appendChild(t)})}function pe(){se.forEach(function(t){t!==re&&t.parentNode&&t.parentNode.removeChild(t)})}return Rt.mount(new function(){function t(){for(var t in this.defaults={scroll:!0,scrollSensitivity:30,scrollSpeed:10,bubbleScroll:!0},this)"_"===t.charAt(0)&&"function"==typeof this[t]&&(this[t]=this[t].bind(this))}return t.prototype={dragStarted:function(t){var e=t.originalEvent;this.sortable.nativeDraggable?u(document,"dragover",this._handleAutoScroll):this.options.supportPointer?u(document,"pointermove",this._handleFallbackAutoScroll):e.touches?u(document,"touchmove",this._handleFallbackAutoScroll):u(document,"mousemove",this._handleFallbackAutoScroll)},dragOverCompleted:function(t){var 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Zt();te(e,this.options,H(t,!1),!1)}}},a(t,{pluginName:"scroll",initializeByDefault:!0})}),Rt.mount(ne,ee),Rt.mount(new function(){function t(){this.defaults={swapClass:"sortable-swap-highlight"}}return t.prototype={dragStart:function(t){var e=t.dragEl;Jt=e},dragOverValid:function(t){var e=t.completed,n=t.target,o=t.onMove,i=t.activeSortable,r=t.changed,a=t.cancel;if(i.options.swap){var l=this.sortable.el,s=this.options;if(n&&n!==l){var c=Jt;Jt=!1!==o(n)?(k(n,s.swapClass,!0),n):null,c&&c!==Jt&&k(c,s.swapClass,!1)}r(),e(!0),a()}},drop:function(t){var e=t.activeSortable,n=t.putSortable,o=t.dragEl,i=n||this.sortable,r=this.options;Jt&&k(Jt,r.swapClass,!1),Jt&&(r.swap||n&&n.options.swap)&&o!==Jt&&(i.captureAnimationState(),i!==e&&e.captureAnimationState(),function(t,e){var n,o,i=t.parentNode,r=e.parentNode;if(!i||!r||i.isEqualNode(e)||r.isEqualNode(t))return;n=F(t),o=F(e),i.isEqualNode(r)&&n<o&&o++;i.insertBefore(e,i.children[n]),r.insertBefore(t,r.children[o])}(o,Jt),i.animateAll(),i!==e&&e.animateAll())},nulling:function(){Jt=null}},a(t,{pluginName:"swap",eventProperties:function(){return{swapItem:Jt}}})}),Rt.mount(new function(){function t(o){for(var t in this)"_"===t.charAt(0)&&"function"==typeof this[t]&&(this[t]=this[t].bind(this));o.options.supportPointer?u(document,"pointerup",this._deselectMultiDrag):(u(document,"mouseup",this._deselectMultiDrag),u(document,"touchend",this._deselectMultiDrag)),u(document,"keydown",this._checkKeyDown),u(document,"keyup",this._checkKeyUp),this.defaults={selectedClass:"sortable-selected",multiDragKey:null,setData:function(t,e){var n="";se.length&&ie===o?se.forEach(function(t,e){n+=(e?", ":"")+t.textContent}):n=e.textContent,t.setData("Text",n)}}}return t.prototype={multiDragKeyDown:!1,isMultiDrag:!1,delayStartGlobal:function(t){var e=t.dragEl;re=e},delayEnded:function(){this.isMultiDrag=~se.indexOf(re)},setupClone:function(t){var e=t.sortable,n=t.cancel;if(this.isMultiDrag){for(var o=0;o<se.length;o++)ce.push(_(se[o])),ce[o].sortableIndex=se[o].sortableIndex,ce[o].draggable=!1,ce[o].style["will-change"]="",k(ce[o],this.options.selectedClass,!1),se[o]===re&&k(ce[o],this.options.chosenClass,!1);e._hideClone(),n()}},clone:function(t){var e=t.sortable,n=t.rootEl,o=t.dispatchSortableEvent,i=t.cancel;this.isMultiDrag&&(this.options.removeCloneOnHide||se.length&&ie===e&&(fe(!0,n),o("clone"),i()))},showClone:function(t){var e=t.cloneNowShown,n=t.rootEl,o=t.cancel;this.isMultiDrag&&(fe(!1,n),ce.forEach(function(t){R(t,"display","")}),e(),le=!1,o())},hideClone:function(t){var e=this,n=(t.sortable,t.cloneNowHidden),o=t.cancel;this.isMultiDrag&&(ce.forEach(function(t){R(t,"display","none"),e.options.removeCloneOnHide&&t.parentNode&&t.parentNode.removeChild(t)}),n(),le=!0,o())},dragStartGlobal:function(t){t.sortable;!this.isMultiDrag&&ie&&ie.multiDrag._deselectMultiDrag(),se.forEach(function(t){t.sortableIndex=F(t)}),se=se.sort(function(t,e){return t.sortableIndex-e.sortableIndex}),he=!0},dragStarted:function(t){var e=this,n=t.sortable;if(this.isMultiDrag){if(this.options.sort&&(n.captureAnimationState(),this.options.animation)){se.forEach(function(t){t!==re&&R(t,"position","absolute")});var o=X(re,!1,!0,!0);se.forEach(function(t){t!==re&&S(t,o)}),ue=de=!0}n.animateAll(function(){ue=de=!1,e.options.animation&&se.forEach(function(t){C(t)}),e.options.sort&&pe()})}},dragOver:function(t){var e=t.target,n=t.completed,o=t.cancel;de&&~se.indexOf(e)&&(n(!1),o())},revert:function(t){var e=t.fromSortable,n=t.rootEl,o=t.sortable,i=t.dragRect;1<se.length&&(se.forEach(function(t){o.addAnimationState({target:t,rect:de?X(t):i}),C(t),t.fromRect=i,e.removeAnimationState(t)}),de=!1,function(o,i){se.forEach(function(t,e){var n=i.children[t.sortableIndex+(o?Number(e):0)];n?i.insertBefore(t,n):i.appendChild(t)})}(!this.options.removeCloneOnHide,n))},dragOverCompleted:function(t){var e=t.sortable,n=t.isOwner,o=t.insertion,i=t.activeSortable,r=t.parentEl,a=t.putSortable,l=this.options;if(o){if(n&&i._hideClone(),ue=!1,l.animation&&1<se.length&&(de||!n&&!i.options.sort&&!a)){var s=X(re,!1,!0,!0);se.forEach(function(t){t!==re&&(S(t,s),r.appendChild(t))}),de=!0}if(!n)if(de||pe(),1<se.length){var c=le;i._showClone(e),i.options.animation&&!le&&c&&ce.forEach(function(t){i.addAnimationState({target:t,rect:ae}),t.fromRect=ae,t.thisAnimationDuration=null})}else i._showClone(e)}},dragOverAnimationCapture:function(t){var e=t.dragRect,n=t.isOwner,o=t.activeSortable;if(se.forEach(function(t){t.thisAnimationDuration=null}),o.options.animation&&!n&&o.multiDrag.isMultiDrag){ae=a({},e);var i=v(re,!0);ae.top-=i.f,ae.left-=i.e}},dragOverAnimationComplete:function(){de&&(de=!1,pe())},drop:function(t){var e=t.originalEvent,n=t.rootEl,o=t.parentEl,i=t.sortable,r=t.dispatchSortableEvent,a=t.oldIndex,l=t.putSortable,s=l||this.sortable;if(e){var c=this.options,u=o.children;if(!he)if(c.multiDragKey&&!this.multiDragKeyDown&&this._deselectMultiDrag(),k(re,c.selectedClass,!~se.indexOf(re)),~se.indexOf(re))se.splice(se.indexOf(re),1),oe=null,A({sortable:i,rootEl:n,name:"deselect",targetEl:re,originalEvt:e});else{if(se.push(re),A({sortable:i,rootEl:n,name:"select",targetEl:re,originalEvt:e}),e.shiftKey&&oe&&i.el.contains(oe)){var d,h,f=F(oe),p=F(re);if(~f&&~p&&f!==p)for(d=f<p?(h=f,p):(h=p,f+1);h<d;h++)~se.indexOf(u[h])||(k(u[h],c.selectedClass,!0),se.push(u[h]),A({sortable:i,rootEl:n,name:"select",targetEl:u[h],originalEvt:e}))}else oe=re;ie=s}if(he&&this.isMultiDrag){if((o[j].options.sort||o!==n)&&1<se.length){var g=X(re),v=F(re,":not(."+this.options.selectedClass+")");if(!ue&&c.animation&&(re.thisAnimationDuration=null),s.captureAnimationState(),!ue&&(c.animation&&(re.fromRect=g,se.forEach(function(t){if(t.thisAnimationDuration=null,t!==re){var e=de?X(t):g;t.fromRect=e,s.addAnimationState({target:t,rect:e})}})),pe(),se.forEach(function(t){u[v]?o.insertBefore(t,u[v]):o.appendChild(t),v++}),a===F(re))){var m=!1;se.forEach(function(t){t.sortableIndex===F(t)||(m=!0)}),m&&r("update")}se.forEach(function(t){C(t)}),s.animateAll()}ie=s}(n===o||l&&"clone"!==l.lastPutMode)&&ce.forEach(function(t){t.parentNode&&t.parentNode.removeChild(t)})}},nullingGlobal:function(){this.isMultiDrag=he=!1,ce.length=0},destroyGlobal:function(){this._deselectMultiDrag(),d(document,"pointerup",this._deselectMultiDrag),d(document,"mouseup",this._deselectMultiDrag),d(document,"touchend",this._deselectMultiDrag),d(document,"keydown",this._checkKeyDown),d(document,"keyup",this._checkKeyUp)},_deselectMultiDrag:function(t){if(!he&&ie===this.sortable&&!(t&&P(t.target,this.options.draggable,this.sortable.el,!1)||t&&0!==t.button))for(;se.length;){var e=se[0];k(e,this.options.selectedClass,!1),se.shift(),A({sortable:this.sortable,rootEl:this.sortable.el,name:"deselect",targetEl:e,originalEvt:t})}},_checkKeyDown:function(t){t.key===this.options.multiDragKey&&(this.multiDragKeyDown=!0)},_checkKeyUp:function(t){t.key===this.options.multiDragKey&&(this.multiDragKeyDown=!1)}},a(t,{pluginName:"multiDrag",utils:{select:function(t){var e=t.parentNode[j];e&&e.options.multiDrag&&!~se.indexOf(t)&&(ie&&ie!==e&&(ie.multiDrag._deselectMultiDrag(),ie=e),k(t,e.options.selectedClass,!0),se.push(t))},deselect:function(t){var e=t.parentNode[j],n=se.indexOf(t);e&&e.options.multiDrag&&~n&&(k(t,e.options.selectedClass,!1),se.splice(n,1))}},eventProperties:function(){var n=this,o=[],i=[];return se.forEach(function(t){var e;o.push({multiDragElement:t,index:t.sortableIndex}),e=de&&t!==re?-1:de?F(t,":not(."+n.options.selectedClass+")"):F(t),i.push({multiDragElement:t,index:e})}),{items:e(se),clones:[].concat(ce),oldIndicies:o,newIndicies:i}},optionListeners:{multiDragKey:function(t){return"ctrl"===(t=t.toLowerCase())?t="Control":1<t.length&&(t=t.charAt(0).toUpperCase()+t.substr(1)),t}}})}),Rt});
\ No newline at end of file
diff --git a/modular/sortable.complete.esm.js b/modular/sortable.complete.esm.js
index 79a392b76..17f1e4638 100644
--- a/modular/sortable.complete.esm.js
+++ b/modular/sortable.complete.esm.js
@@ -1,5 +1,5 @@
 /**!
- * Sortable 1.10.0
+ * Sortable 1.10.1
  * @author	RubaXa   <trash@rubaxa.org>
  * @author	owenm    <owen23355@gmail.com>
  * @license MIT
@@ -126,12 +126,14 @@ function _nonIterableSpread() {
   throw new TypeError("Invalid attempt to spread non-iterable instance");
 }
 
-var version = "1.10.0";
+var version = "1.10.1";
 
 function userAgent(pattern) {
-  return !!
-  /*@__PURE__*/
-  navigator.userAgent.match(pattern);
+  if (typeof window !== 'undefined' && window.navigator) {
+    return !!
+    /*@__PURE__*/
+    navigator.userAgent.match(pattern);
+  }
 }
 
 var IE11OrLess = userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);
@@ -966,10 +968,6 @@ function _dispatchEvent(info) {
   }, info));
 }
 
-if (typeof window === "undefined" || !window.document) {
-  throw new Error("Sortable.js requires a window with a document");
-}
-
 var dragEl,
     parentEl,
     ghostEl,
@@ -1007,12 +1005,14 @@ _silent = false,
     savedInputChecked = [];
 /** @const */
 
-var PositionGhostAbsolutely = IOS,
+var documentExists = typeof document !== 'undefined',
+    PositionGhostAbsolutely = IOS,
     CSSFloatProperty = Edge || IE11OrLess ? 'cssFloat' : 'float',
     // This will not pass for IE9, because IE9 DnD only works on anchors
-supportDraggable = !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
+supportDraggable = documentExists && !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
     supportCssPointerEvents = function () {
-  // false when <= IE11
+  if (!documentExists) return; // false when <= IE11
+
   if (IE11OrLess) {
     return false;
   }
@@ -1126,15 +1126,17 @@ _detectNearestEmptySortable = function _detectNearestEmptySortable(x, y) {
 }; // #1184 fix - Prevent click event on fallback if dragged but item not changed position
 
 
-document.addEventListener('click', function (evt) {
-  if (ignoreNextClick) {
-    evt.preventDefault();
-    evt.stopPropagation && evt.stopPropagation();
-    evt.stopImmediatePropagation && evt.stopImmediatePropagation();
-    ignoreNextClick = false;
-    return false;
-  }
-}, true);
+if (documentExists) {
+  document.addEventListener('click', function (evt) {
+    if (ignoreNextClick) {
+      evt.preventDefault();
+      evt.stopPropagation && evt.stopPropagation();
+      evt.stopImmediatePropagation && evt.stopImmediatePropagation();
+      ignoreNextClick = false;
+      return false;
+    }
+  }, true);
+}
 
 var nearestEmptyInsertDetectEvent = function nearestEmptyInsertDetectEvent(evt) {
   if (dragEl) {
@@ -2594,11 +2596,14 @@ function _cancelNextTick(id) {
 } // Fixed #973:
 
 
-on(document, 'touchmove', function (evt) {
-  if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
-    evt.preventDefault();
-  }
-}); // Export utils
+if (documentExists) {
+  on(document, 'touchmove', function (evt) {
+    if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
+      evt.preventDefault();
+    }
+  });
+} // Export utils
+
 
 Sortable.utils = {
   on: on,
@@ -2900,6 +2905,7 @@ var drop = function drop(_ref) {
       dispatchSortableEvent = _ref.dispatchSortableEvent,
       hideGhostForTarget = _ref.hideGhostForTarget,
       unhideGhostForTarget = _ref.unhideGhostForTarget;
+  if (!originalEvent) return;
   var toSortable = putSortable || activeSortable;
   hideGhostForTarget();
   var touch = originalEvent.changedTouches && originalEvent.changedTouches.length ? originalEvent.changedTouches[0] : originalEvent;
diff --git a/modular/sortable.core.esm.js b/modular/sortable.core.esm.js
index fd4b551c0..48852e2f4 100644
--- a/modular/sortable.core.esm.js
+++ b/modular/sortable.core.esm.js
@@ -1,5 +1,5 @@
 /**!
- * Sortable 1.10.0
+ * Sortable 1.10.1
  * @author	RubaXa   <trash@rubaxa.org>
  * @author	owenm    <owen23355@gmail.com>
  * @license MIT
@@ -126,12 +126,14 @@ function _nonIterableSpread() {
   throw new TypeError("Invalid attempt to spread non-iterable instance");
 }
 
-var version = "1.10.0";
+var version = "1.10.1";
 
 function userAgent(pattern) {
-  return !!
-  /*@__PURE__*/
-  navigator.userAgent.match(pattern);
+  if (typeof window !== 'undefined' && window.navigator) {
+    return !!
+    /*@__PURE__*/
+    navigator.userAgent.match(pattern);
+  }
 }
 
 var IE11OrLess = userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);
@@ -966,10 +968,6 @@ function _dispatchEvent(info) {
   }, info));
 }
 
-if (typeof window === "undefined" || !window.document) {
-  throw new Error("Sortable.js requires a window with a document");
-}
-
 var dragEl,
     parentEl,
     ghostEl,
@@ -1007,12 +1005,14 @@ _silent = false,
     savedInputChecked = [];
 /** @const */
 
-var PositionGhostAbsolutely = IOS,
+var documentExists = typeof document !== 'undefined',
+    PositionGhostAbsolutely = IOS,
     CSSFloatProperty = Edge || IE11OrLess ? 'cssFloat' : 'float',
     // This will not pass for IE9, because IE9 DnD only works on anchors
-supportDraggable = !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
+supportDraggable = documentExists && !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
     supportCssPointerEvents = function () {
-  // false when <= IE11
+  if (!documentExists) return; // false when <= IE11
+
   if (IE11OrLess) {
     return false;
   }
@@ -1126,15 +1126,17 @@ _detectNearestEmptySortable = function _detectNearestEmptySortable(x, y) {
 }; // #1184 fix - Prevent click event on fallback if dragged but item not changed position
 
 
-document.addEventListener('click', function (evt) {
-  if (ignoreNextClick) {
-    evt.preventDefault();
-    evt.stopPropagation && evt.stopPropagation();
-    evt.stopImmediatePropagation && evt.stopImmediatePropagation();
-    ignoreNextClick = false;
-    return false;
-  }
-}, true);
+if (documentExists) {
+  document.addEventListener('click', function (evt) {
+    if (ignoreNextClick) {
+      evt.preventDefault();
+      evt.stopPropagation && evt.stopPropagation();
+      evt.stopImmediatePropagation && evt.stopImmediatePropagation();
+      ignoreNextClick = false;
+      return false;
+    }
+  }, true);
+}
 
 var nearestEmptyInsertDetectEvent = function nearestEmptyInsertDetectEvent(evt) {
   if (dragEl) {
@@ -2594,11 +2596,14 @@ function _cancelNextTick(id) {
 } // Fixed #973:
 
 
-on(document, 'touchmove', function (evt) {
-  if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
-    evt.preventDefault();
-  }
-}); // Export utils
+if (documentExists) {
+  on(document, 'touchmove', function (evt) {
+    if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
+      evt.preventDefault();
+    }
+  });
+} // Export utils
+
 
 Sortable.utils = {
   on: on,
@@ -2900,6 +2905,7 @@ var drop = function drop(_ref) {
       dispatchSortableEvent = _ref.dispatchSortableEvent,
       hideGhostForTarget = _ref.hideGhostForTarget,
       unhideGhostForTarget = _ref.unhideGhostForTarget;
+  if (!originalEvent) return;
   var toSortable = putSortable || activeSortable;
   hideGhostForTarget();
   var touch = originalEvent.changedTouches && originalEvent.changedTouches.length ? originalEvent.changedTouches[0] : originalEvent;
diff --git a/modular/sortable.esm.js b/modular/sortable.esm.js
index 76f8be820..0104e85df 100644
--- a/modular/sortable.esm.js
+++ b/modular/sortable.esm.js
@@ -1,5 +1,5 @@
 /**!
- * Sortable 1.10.0
+ * Sortable 1.10.1
  * @author	RubaXa   <trash@rubaxa.org>
  * @author	owenm    <owen23355@gmail.com>
  * @license MIT
@@ -126,12 +126,14 @@ function _nonIterableSpread() {
   throw new TypeError("Invalid attempt to spread non-iterable instance");
 }
 
-var version = "1.10.0";
+var version = "1.10.1";
 
 function userAgent(pattern) {
-  return !!
-  /*@__PURE__*/
-  navigator.userAgent.match(pattern);
+  if (typeof window !== 'undefined' && window.navigator) {
+    return !!
+    /*@__PURE__*/
+    navigator.userAgent.match(pattern);
+  }
 }
 
 var IE11OrLess = userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);
@@ -966,10 +968,6 @@ function _dispatchEvent(info) {
   }, info));
 }
 
-if (typeof window === "undefined" || !window.document) {
-  throw new Error("Sortable.js requires a window with a document");
-}
-
 var dragEl,
     parentEl,
     ghostEl,
@@ -1007,12 +1005,14 @@ _silent = false,
     savedInputChecked = [];
 /** @const */
 
-var PositionGhostAbsolutely = IOS,
+var documentExists = typeof document !== 'undefined',
+    PositionGhostAbsolutely = IOS,
     CSSFloatProperty = Edge || IE11OrLess ? 'cssFloat' : 'float',
     // This will not pass for IE9, because IE9 DnD only works on anchors
-supportDraggable = !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
+supportDraggable = documentExists && !ChromeForAndroid && !IOS && 'draggable' in document.createElement('div'),
     supportCssPointerEvents = function () {
-  // false when <= IE11
+  if (!documentExists) return; // false when <= IE11
+
   if (IE11OrLess) {
     return false;
   }
@@ -1126,15 +1126,17 @@ _detectNearestEmptySortable = function _detectNearestEmptySortable(x, y) {
 }; // #1184 fix - Prevent click event on fallback if dragged but item not changed position
 
 
-document.addEventListener('click', function (evt) {
-  if (ignoreNextClick) {
-    evt.preventDefault();
-    evt.stopPropagation && evt.stopPropagation();
-    evt.stopImmediatePropagation && evt.stopImmediatePropagation();
-    ignoreNextClick = false;
-    return false;
-  }
-}, true);
+if (documentExists) {
+  document.addEventListener('click', function (evt) {
+    if (ignoreNextClick) {
+      evt.preventDefault();
+      evt.stopPropagation && evt.stopPropagation();
+      evt.stopImmediatePropagation && evt.stopImmediatePropagation();
+      ignoreNextClick = false;
+      return false;
+    }
+  }, true);
+}
 
 var nearestEmptyInsertDetectEvent = function nearestEmptyInsertDetectEvent(evt) {
   if (dragEl) {
@@ -2594,11 +2596,14 @@ function _cancelNextTick(id) {
 } // Fixed #973:
 
 
-on(document, 'touchmove', function (evt) {
-  if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
-    evt.preventDefault();
-  }
-}); // Export utils
+if (documentExists) {
+  on(document, 'touchmove', function (evt) {
+    if ((Sortable.active || awaitingDragStarted) && evt.cancelable) {
+      evt.preventDefault();
+    }
+  });
+} // Export utils
+
 
 Sortable.utils = {
   on: on,
@@ -2900,6 +2905,7 @@ var drop = function drop(_ref) {
       dispatchSortableEvent = _ref.dispatchSortableEvent,
       hideGhostForTarget = _ref.hideGhostForTarget,
       unhideGhostForTarget = _ref.unhideGhostForTarget;
+  if (!originalEvent) return;
   var toSortable = putSortable || activeSortable;
   hideGhostForTarget();
   var touch = originalEvent.changedTouches && originalEvent.changedTouches.length ? originalEvent.changedTouches[0] : originalEvent;
diff --git a/package.json b/package.json
index 37104d28c..d19fb7003 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "sortablejs",
 	"exportName": "Sortable",
-	"version": "1.10.0",
+	"version": "1.10.1",
 	"devDependencies": {
 		"@babel/core": "^7.4.4",
 		"@babel/plugin-transform-object-assign": "^7.2.0",