tomcat + openejb exception

Hi. I'm trying to upgrade jakarta-tomcat 5.0 to apache-tomcat 5.5.23 doing the integration with openejb 1.0, but when I try to run the application, I get this exception: java.lang.NullPointerException: org.openejb.core.ivm.naming.IvmContext.lookup(IvmContext.java:152) javax.naming.InitialCont

tomcat + openejb exception

Hi. I'm trying to upgrade jakarta-tomcat 5.0 to apache-tomcat 5.5.23 doing the integration with openejb 1.0, but when I try to run the application, I get this exception: java.lang.NullPointerException: org.openejb.core.ivm.naming.IvmContext.lookup(IvmContext.java:152) javax.naming.InitialCont