diff --git a/PDMI/store/templates/store/upload.html b/PDMI/store/templates/store/upload.html
index f076ad5..acc3b4e 100644
--- a/PDMI/store/templates/store/upload.html
+++ b/PDMI/store/templates/store/upload.html
@@ -66,8 +66,10 @@ $('#multiFileUpload').dropzone({
             let res = eval('(' + data.xhr.responseText + ')');
         });
         this.on("error", function(file, message) {
-            $('.alert').html('');
-            $('#errorZone').append(message.error);
+            if ($('#errorMsg').length > 0) {
+                $('#errorMsg').remove();
+            }
+            $('#errorZone').append(`<span id="errorMsg">${message.error}</span>`);
             $('#errorZone').show();
         });
         this.on('sending', function(file, xhr, formData) {