La Crosse meldet fehler

[accessburn]

Huhu,
jemand eine Idee was das sein soll? 

2017.02.08 01:32:00 1: PERL WARNING: Argument "154\0" isn't numeric in addition (+) at /opt/fhem//FHEM/36_LaCrosse.pm line 213.
2017.02.08 01:32:00 1: PERL WARNING: Argument "\080" isn't numeric in bitwise and (&) at /opt/fhem//FHEM/36_LaCrosse.pm line 208.
2017.02.08 01:32:00 1: PERL WARNING: Argument "45\0" isn't numeric in bitwise and (&) at /opt/fhem//FHEM/36_LaCrosse.pm line 208.

2017.02.08 08:52:43 1: PERL WARNING: Argument "32\0" isn't numeric in sprintf at /opt/fhem//FHEM/36_LaCrosse.pm line 206.
2017.02.08 08:52:43 1: PERL WARNING: Argument "4\0" isn't numeric in multiplication (*) at /opt/fhem//FHEM/36_LaCrosse.pm line 213.
2017.02.08 08:52:43 1: PERL WARNING: Argument "14\06" isn't numeric in addition (+) at /opt/fhem//FHEM/36_LaCrosse.pm line 213.