Fehlermeldung durch 98_Modbus.pm?

[DoubleD]

Hallo

in meine Log tauchen folgende Fehlermeldungen ständig auf.
Was kann ich dagegen tun?
Danke im Voraus für Eure Hilfe.

Code Auswählen Erweitern

2018.08.03 23:27:51 1: PERL WARNING: Use of uninitialized value in subroutine entry at /usr/lib/arm-linux-gnueabihf/perl5/5.24/Device/SerialPort.pm line 312.
2018.08.03 23:27:51 1: stacktrace:
2018.08.03 23:27:51 1:     main::__ANON__                      called by /usr/lib/arm-linux-gnueabihf/perl5/5.24/Device/SerialPort.pm (312)
2018.08.03 23:27:51 1:     Device::SerialPort::new             called by FHEM/DevIo.pm (419)
2018.08.03 23:27:51 1:     (eval)                              called by FHEM/DevIo.pm (417)
2018.08.03 23:27:51 1:     main::DevIo_OpenDev                 called by ./FHEM/98_Modbus.pm (1065)
2018.08.03 23:27:51 1:     main::Modbus_Open                   called by ./FHEM/98_Modbus.pm (1086)
2018.08.03 23:27:51 1:     main::Modbus_Ready                  called by fhem.pl (3584)
2018.08.03 23:27:51 1:     main::CallFn                        called by fhem.pl (782)
2018.08.03 23:27:51 1: PERL WARNING: Use of uninitialized value $nameOrConf in -f at /usr/lib/arm-linux-gnueabihf/perl5/5.24/Device/SerialPort.pm line 285.
2018.08.03 23:27:51 1: stacktrace:
2018.08.03 23:27:51 1:     main::__ANON__                      called by /usr/lib/arm-linux-gnueabihf/perl5/5.24/Device/SerialPort.pm (285)
2018.08.03 23:27:51 1:     Device::SerialPort::new             called by FHEM/DevIo.pm (419)
2018.08.03 23:27:51 1:     (eval)                              called by FHEM/DevIo.pm (417)
2018.08.03 23:27:51 1:     main::DevIo_OpenDev                 called by ./FHEM/98_Modbus.pm (1065)
2018.08.03 23:27:51 1:     main::Modbus_Open                   called by ./FHEM/98_Modbus.pm (1086)
2018.08.03 23:27:51 1:     main::Modbus_Ready                  called by fhem.pl (3584)
2018.08.03 23:27:51 1:     main::CallFn                        called by fhem.pl (782)