The mirror '%1' does not match database '%2'

Error constant SQLE_MIRROR_FILE_MISMATCH
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 The name of the mirror file
Parameter 2 The name of the database file
Severity 16
SQLCODE –1138
SQLSTATE WW090
Sybase error code 13375
Probable cause

The named mirror file does not correspond to the database file. This could happen if the database was not shut down properly, or if the wrong mirror file was specified. The mirror file must be moved or discarded before proceeding, or a different mirror specified.