Update Issue 9.11 3to 9.12 8

Hello,
we are using the essential UTM with basic licensing. When we try to update manually, we get :
2015:07:06-09:08:01 gwUTM audld[8611]: id="3713" severity="error" sys="system" sub="up2date" name="Fatal: no valid license found, disabling system up2date"
2015:07:06-09:08:01 gwUTM audld[8611]:
2015:07:06-09:08:01 gwUTM audld[8611]: 1. Modules::Logging::alf:100() /Modules/Logging.pm
2015:07:06-09:08:01 gwUTM audld[8611]: 2. Modules::Audld::SystemAttributes::_get_license:104() /Modules/Audld/SystemAttributes.pm
2015:07:06-09:08:01 gwUTM audld[8611]: 3. Modules::Audld::SystemAttributes::get:49() /Modules/Audld/SystemAttributes.pm
2015:07:06-09:08:01 gwUTM audld[8611]: 4. main::main:100() audld.pl
2015:07:06-09:08:01 gwUTM audld[8611]: 5. main::top-level:40() audld.pl
2015:07:06-09:08:02 gwUTM audld[8611]: