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Make sure the DOM object is there before using it

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This commit is contained in:
Hadi Nategh 2021-08-18 11:02:37 +02:00
parent 61cdef588a
commit 4e7ebc509a
1 changed files with 1 additions and 1 deletions
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2
api/js/jsapi/egw_app.ts
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@ -782,7 +782,7 @@ export abstract class EgwApp
})
.addClass("ui-helper-clearfix");
let el = document.getElementById('favorite_sidebox_'+this.appname).getElementsByTagName('ul')[0];
let el = document.getElementById('favorite_sidebox_'+this.appname)?.getElementsByTagName('ul')[0];
let sortablejs = Sortable.create(el, {
ghostClass: 'ui-fav-sortable-placeholder',
draggable: 'li:not([data-id$="add"])',