DHTMLX window self submit memory leak

I’m use dhtmlxwindow business page .

dhtmlxwindow.attachURL call page.

too many self submit for save form data , and renew self page

at time memory leak…

compare to not use dhtmlxwindow , use iframe same logic , not memory leak…

can I check point this case?

Unfortunately the problem cannot be reproduced locally.
Could you please, provide a complete demo or a demo link, where the problem can be reconstructed locally.