AEM6 issue with closing asset tabs in damadmin

[Alex_Popov1]

Hello,

We have found a bug in AEM6.0 with SP1 installed.
 
Steps to reproduce:
1. http://localhost:4502/damadmin#/content/dam/geometrixx/offices/basel%20roof.jpg
2. Switch tab to "Digital Assets".
3. Try to close "basel roof.jpg" tab.

Result:
    Tab is not closed.
Browser console:

TypeError: this.activeTab.editorClose is not a function if(this.activeTab.editorClose() == false) {

[Sham_HC · Accepted solution]

I have filled the issue & the internal reference number is CQ-27046. FIle daycare & get the patch.