diff --git a/error.ts b/error.ts
new file mode 100644
index 000000000..93e2ae5b3
--- /dev/null
+++ b/error.ts
@@ -0,0 +1,79 @@
+// Typescript error when using pluralization and formatting #1574
+
+
+
+
+
+// you can create your custom type declaration for the t function in a TypeScript declaration file in your project.
+// custom-i18n.d.ts
+declare module 'vue-i18n' {
+  interface Composer<Messages, DateTimeFormats, NumberFormats, Legacy extends boolean = false> {
+    t: (key: string, count: number, values?: Record<string, unknown>) => string;
+  }
+}
+
+
+// Or u can use this
+
+
+// Custom type definition
+interface I18nTFunction {
+  (key: string, count: number, values?: Record<string, unknown>): string;
+}
+
+// Use the custom type with the t function
+const t: I18nTFunction = (key, count, values) => {
+  // Your implementation of the t function
+  // ...
+}
+
+// Now you can use t without type errors
+console.log(t("contacts", 1, { count: 1 }));
+
+
+
+// Or this
+// Custom type definition
+interface I18nTFunction {
+  (key: string, count: number, values?: Record<string, unknown>): string;
+}
+
+// Your implementation of the t function
+const t: I18nTFunction = (key, count, values) => {
+  // Example implementation: You can customize this part based on your needs
+
+  // Fetch the translation message for the key
+  const translation = getTranslationByKey(key);
+
+  // Handle pluralization based on the count
+  const pluralizedMessage = count === 1 ? translation : pluralize(translation, count);
+
+  // Replace placeholders with values
+  const replacedMessage = replacePlaceholders(pluralizedMessage, values);
+
+  return replacedMessage;
+};
+
+// Example utility functions (customize as needed)
+function getTranslationByKey(key: string): string {
+  // Fetch the translation from your data source (e.g., messages.json)
+  return messages[key] || key;
+}
+
+function pluralize(message: string, count: number): string {
+  // Implement your pluralization logic here (e.g., add 's' for count > 1)
+  return count === 1 ? message : message + 's';
+}
+
+function replacePlaceholders(message: string, values?: Record<string, unknown>): string {
+  if (values) {
+    // Replace placeholders in the message with corresponding values
+    for (const key of Object.keys(values)) {
+      message = message.replace(`{${key}}`, String(values[key]));
+    }
+  }
+  return message;
+}
+
+// Usage example
+console.log(t("contacts", 1, { count: 1 }));