The log scan number %1!s! passed to log scan in database '%2!s!' is not valid. This error may indicate data corruption or ...

The log scan number %1!s! passed to log scan in database '%2!s!' is not valid. This error may indicate data corruption or that the log file (.ldf) does not match the data file (.mdf). If this error occurred during replication, re-create the publication. Otherwise, restore from backup if the problem results in a failure during startup.