java - JBPM RuntimeManager is null for Old Task after Tomcat Restart or Application Redployed -


after successful setup of jbpm spring rest application, deployed on tomcat 8, deployed , started process, complete 1 task, redeployed application without modification (clean redeployed) , can see old task when try complete task, apparently not give error process remain on same stage, while debugging noticed runtime manager null i.e. getruntimemanager(usertaskinstancedesc task) method taskservice return null, possible reason?

other information

  • jbpm 6.2
  • application using mysql database
  • deployed on tomcat server 8

please note deployed , started same process again,everything work fine new process, been able complete task, still not been able complete old task.

any idea?


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