I open the window containing RadGridView as follows:
FormReports FormReports =
When trying to copy data from the grid (right click -> copy) error message pops up:
An unhandled exception of type
Additional information: Current thread must be
to single thread apartment (STA) mode before OLE calls can be made. Ensure that your Main function has STAThreadAttribute marked on it.
In this case I can't avoid new thread when calling new form.
How to solve it?