diff --git a/src/datasource-zabbix/query.controller.js b/src/datasource-zabbix/query.controller.js
index 9fd49c3..d857e4f 100644
--- a/src/datasource-zabbix/query.controller.js
+++ b/src/datasource-zabbix/query.controller.js
@@ -181,7 +181,11 @@ export class ZabbixQueryController extends QueryCtrl {
    */
   isContainsVariables() {
     return _.some(['group', 'host', 'application'], field => {
-      return utils.isTemplateVariable(this.panel.triggers[field].filter, this.templateSrv.variables);
+      if (this.target[field] && this.target[field].filter) {
+        return utils.isTemplateVariable(this.target[field].filter, this.templateSrv.variables);
+      } else {
+        return false;
+      }
     });
   }