File in use by another user
One of the following has occurred:
- The file specified in an OPEN statement is in use by another user and is not available as a shared file.
- The file specified in a call to RENAM or DELET is currently open by another user.
- The file specified in a call to COPY is open in update, output, or append mode by another user.
Verify that the file is closed before attempting to rename or delete it, or that it is either closed or open in input mode before attempting to copy it.