Hi,   Can you try this approach?!:   For example:   UniDBLookupComboBox1 -> ClientEvents -> ExtEvents -> afterrender fn: function afterrender(sender, eOpts) {     sender.plugins.forEach(function(p) {         if (p.alias[0] == "plugin.clearbutton") {             // default click handler:             // handleMouseClickOnClearButton: function(event, htmlElement, object) {             //     if (!this.isLeftButton(event)) {             //         return;             //     }