New revision 2.8 / 3.6 / 4.2 of the HALCON 7.1 / 8.0 / 9.0 MILLite interface released which provides a bug fix regarding the use of the action parameter 'do_abort_grab' also in case that no corresponding grab operator is called concurrently. Furthermore, the revision 4.2 also includes two bug fixes regarding the parameters of the user-specific callback functions (registered customers can download it here).
