diff --git a/web/pgadmin/tools/sqleditor/__init__.py b/web/pgadmin/tools/sqleditor/__init__.py
index 9b6b61db1..46a63a5b9 100644
--- a/web/pgadmin/tools/sqleditor/__init__.py
+++ b/web/pgadmin/tools/sqleditor/__init__.py
@@ -1687,6 +1687,8 @@ def cancel_transaction(trans_id):
         status, result = _check_and_cancel_transaction(trans_obj,
                                                        delete_connection, conn,
                                                        manager)
+        if not status:
+            return internal_server_error(errormsg=result)
     else:
         status = False
         result = gettext(
diff --git a/web/pgadmin/tools/sqleditor/static/js/components/sections/ResultSet.jsx b/web/pgadmin/tools/sqleditor/static/js/components/sections/ResultSet.jsx
index 083530c82..f793d4bd8 100644
--- a/web/pgadmin/tools/sqleditor/static/js/components/sections/ResultSet.jsx
+++ b/web/pgadmin/tools/sqleditor/static/js/components/sections/ResultSet.jsx
@@ -888,11 +888,11 @@ export function ResultSet() {
     eventBus.registerListener(QUERY_TOOL_EVENTS.TRIGGER_STOP_EXECUTION, async ()=>{
       try {
         await rsu.current.stopExecution();
+        eventBus.fireEvent(QUERY_TOOL_EVENTS.SET_CONNECTION_STATUS, CONNECTION_STATUS.TRANSACTION_STATUS_IDLE);
+        eventBus.fireEvent(QUERY_TOOL_EVENTS.EXECUTION_END);
       } catch(e) {
-        eventBus.fireEvent(QUERY_TOOL_EVENTS.HANDLE_API_ERROR, e);
+        pgAdmin.Browser.notifier.error(parseApiError(e));
       }
-      eventBus.fireEvent(QUERY_TOOL_EVENTS.SET_CONNECTION_STATUS, CONNECTION_STATUS.TRANSACTION_STATUS_IDLE);
-      eventBus.fireEvent(QUERY_TOOL_EVENTS.EXECUTION_END);
     });
 
     eventBus.registerListener(QUERY_TOOL_EVENTS.EXECUTION_END, ()=>{