[otrs] $HOME/bin/otrs.PostMasterMailbox.pl >> /dev/null]

Hi, Curently I have been received this message when run the script otrs.PostMasterMailbox.pl from crontab. Do you have any ideia about this ? I have installed version otrs-3.2.1. Use of uninitialized value in substitution (s///) at /opt/otrs/Kernel/System/EmailParser.pm line 772. Use of uninitialized value in length at /opt/otrs/Kernel/System/EmailParser.pm line 773. Use of uninitialized value in string eq at /opt/otrs/Kernel/System/EmailParser.pm line 777. Thanks in advance, Marco