Error Code Portal
MicrosoftWindows Win32Error code

1408

ERROR_WINDOW_OF_OTHER_THREAD

Alternative forms: 0x00000580 · 0x580 · ERROR_WINDOW_OF_OTHER_THREAD · 0x80070580

Code 1408 · An issue reported by Windows Win32.

Invalid window; it belongs to other thread.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.