addLog($$) {
  my ($logdevice, $reading) = @_; # device and reading to be used
  my $logentry = ReadingsVal($logdevice,$reading,"addLog: invalid reading");
  if ($reading =~ m,state,i) {
    fhem( "trigger $logdevice $logentry << addLog" );              # Hier
  } else {
    fhem( "trigger $logdevice $reading: $logentry   << addLog" );  # Hier
  }
}