What processing? One of those values: check, clear, update. By default, 'check'. Is the process effective? Operate in verbose mode Logging level. The usual suspects: debug info warn error fatal. Build ARK for biblio record $record (which has $biblionumber unique ID) POD ERRORS Hey! The above document had some coding errors, which are explained below: Around line 1: Unknown directive: =attr Around line 6: Unknown directive: =attr Around line 10: Unknown directive: =attr Around line 14: Unknown directive: =attr Around line 18: Unknown directive: =method