Error Code 140
The system tried to join a drive to a directory on a substituted drive.

Error Code 141
The system tried to SUBST a drive to a directory on a joined drive.

Error Code 141
The system tried to SUBST a drive to a directory on a joined drive.

Error Code 142
The system cannot perform a JOIN or SUBST at this time.

Error Code 142
The system cannot perform a JOIN or SUBST at this time.

Error Code 143
The system cannot join or substitute a drive to or for a directory on the same drive.

Error Code 143
The system cannot join or substitute a drive to or for a directory on the same drive.

Error Code 144
The directory is not a subdirectory of the root directory.

Error Code 144
The directory is not a subdirectory of the root directory.

Error Code 145
The directory is not empty.

Error Code 145
The directory is not empty.

Error Code 146
The path specified is being used in a substitute.

Error Code 146
The path specified is being used in a substitute.

Error Code 147
Not enough resources are available to process this command.

Error Code 147
Not enough resources are available to process this command.

Error Code 148
The path specified cannot be used at this time.

Error Code 148
The path specified cannot be used at this time.

Error Code 149
An attempt was made to join or substitute a drive for which a directory on the drive is the target of a previous substitute.

Error Code 149
An attempt was made to join or substitute a drive for which a directory on the drive is the target of a previous substitute.

Error Code 150
System trace information was not specified in your CONFIG.SYS file, or tracing is disallowed.