Hello Rocael,
the SDM stands for Software Development Manager, a tool for software development programmed by Ben Adida.
We will use this for bugtracking, so if you want to report any bugs use this URL:
http://acs35.theservice.de/sdm/pvt/new-bug?package_id=1
Can you maybe report the bug with the bboard there, we will have a look very soonish.