2482221 - EPM general error - invoke or BeginInvok cannot be called on a control until the window handle has been created

When changing work status in EPM add-in, the following error occurs:

"EPM general error - invoke or BeginInvok cannot be called on a control until the window handle has been created."

The error happens when a large number of dimension members are retrieved.

EPM add-in SP28 Patch02 and previous

work state, Include Descendant, workstatus , KBA , EPM-XLS-INP , EPM XLS Data Input , EPM-BPC-NW , NetWeaver Version , Problem