in src/main/resources/SLING-INF/libs/sling/resource-editor/static/js/MainController.js [170:177]
MainController.prototype.displayAlert = function(error, resourcePath){
var thisMainController = this;
var errorJson = error.responseJSON;
var encodedTitle = this.encodeToHTML(errorJson.title);
var encodedMsg = this.encodeToHTML(errorJson["status.message"]);
var errorMsg = encodedTitle+" ("+"Status "+errorJson["status.code"]+") "+encodedMsg;
this.displayAlertHtml((resourcePath) ? "'"+resourcePath+"': "+errorMsg : errorMsg);
}