There seems to be an error in the session handler becuase the statistics log contains lots of changed tokens on the same request time , like this;
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef27b1bcba728222d044504876, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef4110bc40313b36aeeea1dfec, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef299521b1596fa9e7c4cf4612, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef1425b815e89b14d35795c8fa, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef2977966e4542223d0c488ae4, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef12cb3ce8f4dcaa356e54ab25, 1
Feb 10, 2009 11:44:31 AM com.lightminds.map.tileserver.admin.Statistics log
INFO: fbef0f10c606345c06e5575f19a8, 1
.....etc
Need an explanation why this happens, and a confirmation if it's a bug or not.