Fix for error on cancelling uploader. Added support for clear error b…

…utton (not visible by default) on errors.

module/field.js

@@ -408,6 +408,19 @@ export class FileField {
         this._error = new ErrorMessage(this.field)
         this._error.init(message)
 
+        // Add clear handler
+        $.listen(
+            this._error.error,
+            {
+                'clear': () => {
+
+                    // Clear the error
+                    this.clearError()
+
+                }
+            }
+        )
+
         // Add the error CSS modifier to the field
         this.field.classList.add(this.constructor.css['hasError'])
     }

module/ui/uploader.js

@@ -67,14 +67,16 @@ export class Uploader {
         this._handlers = {
 
             'cancel': (event) => {
+                const uploader = this.uploader
+
                 // Abort the upload
                 event.preventDefault()
                 if (this._xhr) {
                     this._xhr.abort()
                 }
 
                 // Dispatch a cancelled event against the uploader
-                $.dispatch(this.uploader, 'cancelled')
+                $.dispatch(uploader, 'cancelled')
             },
 
             'reqAbort': (event) => {