Oracle Solution for Error ora-31461

ORA-31461: logfile location string contains no files that match pattern string

What triggered the Error:

The directory specification for logfile location for the change source, does not contain any files whose names pattern-match the logfile_suffix.

What should we do to fix it:

1. Make sure that the logfile location contains logfiles whose names match the logfile_suffix pattern for the change set. OR 2. perform ALTER CHANGE SOURCE and change the logfile_suffix such that it matches the names of existing logfiles in the directory