Issue:
Cannot add shared printer to Windows 7 x64
Error:
Windows cannot connect to the printer. Operation could not be completed (error 0x0000007e)
Resolution:
On the print server, navigate to:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Print\Printers\PrinterName\CopyFiles\
- Export (backup) the BIDI key
- Delete the BIDI key