The common stack versions 1.1.2 and 1.0.4 have been released into latest and boxturtle distros respectively. The changes to 1.1.2 are cleanup in preparation for future releases. And 1.0.4 is a minor patch release. If you are using boxturtle it is recommended to update when convenient. The fulll change list is here http://www.ros.org/wiki/common/ChangeList 1.1.2 (2010-04-23) - pluginlib - Suppress exposure of boost::filesystem #4013 - actionlib - genaction.py no longer fails on mac os. [[ https://code.ros.org/trac/ros- - Removed deprecated set_status_list_size and replaced it by status_list.resize - Removed deprecated simple action client methods #3701 - waitForActionServerToStart - waitForGoalToFinish - getGoalState - getTerminalState - waitForResult and waitForServer both no longer busy-wait - Python action server & client support namespace remapping to be consistent with C++ implementation #3873 - Added WAITING_FOR_CANCEL_ACK in the Python action client #3881 - The Python action client no longer skips over callbacks when it misses statuses. - waitForResult and waitForServer both no longer busy-wait 1.0.4 (2010-04-26) - bfl - Pull in bugfixes up to revision 31655 - actionlib - genaction.py no longer fails on mac os. Trac #3863 - Added WAITING_FOR_CANCEL_ACK in the Python action client (#3881) - The Python action client no longer skips over callbacks when it misses statuses. - waitForResult and waitForServer both no longer busy-wait - Python action server & client support namespace remapping to be consistent with C++ implementation #3873 - xacro - Xacro now places comments below tag (#3859) - pluginlib - Add missing boost link flag #4013 Tully -- Tully Foote Systems Engineer Willow Garage, Inc. tfoote@willowgarage.com (650) 475-2827