added null check for moduleWrapper

(fixes race condition if element is updated)
This commit is contained in:
Christoph Hagedorn 2019-06-15 11:32:03 +02:00
parent caf56671dc
commit 853085e755

View File

@ -203,6 +203,7 @@ var MM = (function() {
*/
var updateModuleContent = function(module, newHeader, newContent) {
var moduleWrapper = document.getElementById(module.identifier);
if (moduleWrapper === null) return;
var headerWrapper = moduleWrapper.getElementsByClassName("module-header");
var contentWrapper = moduleWrapper.getElementsByClassName("module-content");