What does Windows error code 143 (ERROR_SAME_DRIVE) mean? Status / error code: Category: Constant name: Source: Operating System: Description: The system cannot join or substitute a drive to or for a directory on the same drive. Could be also: ConstantTypeOS ESHUTDOWNerrnoSolaris PP0_INITIALIZATION_FAILEDBugCheck CodeWindows Looking for a different code? Search another status or error code.