System error

error:  Undefined subroutine &SWISH::API::ISA called at /usr/lib/perl5/site_perl/5.8.8/Devel/StackTrace.pm line 68.
context: 
... 
1341:  $log->debug(sprintf("exiting component '%s' [depth %d]", $comp->title(), $depth))
1342:  if $log_is_debug;
1343: 
1344:  # Repropagate error if one occurred, otherwise return result.
1345:  rethrow_exception $error if $error;
1346:  return $wantarray ? @result : $result[0];
1347:  }
1348: 
1349:  #
... 
code stack:  /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm:1345
raw error






























Undefined subroutine &SWISH::API::ISA called at /usr/lib/perl5/site_perl/5.8.8/Devel/StackTrace.pm line 68.


Trace begun at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Undefined subroutine &SWISH::API::ISA called at /usr/lib/perl5/site_perl/5.8.8/Devel/StackTrace.pm line 68.^J') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1345
HTML::Mason::Request::comp(undef, undef, undef, 'query', 'religion') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 481
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 481
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x5555585fcae0)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x5555585fcae0)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x5555564b05a0)', 'Apache2::RequestRec=SCALAR(0x555556812f50)') called at (eval 31) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x555556812f50)') called at -e line 0
eval {...} at -e line 0