Huisheng Xu [http://community.jboss.org/people/rebody] replied to the discussion "JBPM 4.3 - org.jbpm.api.JbpmException: couldn't acquire block of ids" To view the discussion, visit: http://community.jboss.org/message/539162#539162 -------------------------------------------------------------- Hi Stefano,   The JBPM4_PROPRETY only need be intialize once.  You needn't restart the process engine again and again. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/539162#539162] Start a new discussion in jBPM at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]