If you look at the last two lines of hte log, after rollback, a select is done on jbpm token and update is done. Does this indicate that when rollback occurs, the jbpm_token is set to the parent node of the current node? [2/16/07 12:33:39:949 IST] | 6f97230a SystemOut O Hibernate: select children0_.PARENT_ as PARENT13_1_, children0_.ID_ as ID1_1_, children0_.NAME_ as NAME3_1_, children0_.ID_ as ID1_17_0_, children0_.VERSION_ as VERSION2_17_0_, children0_.NAME_ as NAME3_17_0_, children0_.START_ as START4_17_0_, children0_.END_ as END5_17_0_, children0_.NODEENTER_ as NODEENTER6_17_0_, children0_.NEXTLOGINDEX_ as NEXTLOGI7_17_0_, children0_.ISABLETOREACTIVATEPARENT_ as ISABLETO8_17_0_, children0_.ISTERMINATIONIMPLICIT_ as ISTERMIN9_17_0_, children0_.ISSUSPENDED_ as ISSUSPE10_17_0_, children0_.NODE_ as NODE11_17_0_, children0_.PROCESSINSTANCE_ as PROCESS12_17_0_, children0_.PARENT_ as PARENT13_17_0_, children0_.SUBPROCESSINSTANCE_ as SUBPROC14_17_0_ from JBPM_TOKEN children0_ where children0_.PARENT_=? | | | [2/16/07 12:33:39:965 IST] | 6f97230a SystemOut O Hibernate: update JBPM_TOKEN set VERSION_=?, NAME_=?, START_=?, END_=?, NODEENTER_=?, NEXTLOGINDEX_=?, ISABLETOREACTIVATEPARENT_=?, ISTERMINATIONIMPLICIT_=?, ISSUSPENDED_=?, NODE_=?, PROCESSINSTANCE_=?, PARENT_=?, SUBPROCESSINSTANCE_=? where ID_=? and VERSION_=? | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4017505#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...