I have submit a patch to fix issue 119945. It's a crash issue when user do "group","ungroup","add caption" operations for two drawing objects and then do undo.
Detail issue info and comments of this issue please refer to https://issues.apache.org/ooo/show_bug.cgi?id=119945 Patch info please refer to https://issues.apache.org/ooo/attachment.cgi?id=78310 Please help review this fix. Thanks. Thanks, Lin Yuan
