GrouperSystem cant be found

tomcat;console;;;subject.properties jdbc source id: jdbc: GrouperJdbcConnectionProvider
tomcat;console;;;Exception in thread "pool-8-thread-1" edu.internet2.middleware.grouper.exception.GrouperException: unable to retrieve GrouperSystem: Cant find source with id: 'g:isa', Possible source id's: 'uncg-person', 'g:gsa', 'grouperEntities', 'jdbc',
tomcat;console;;; at edu.internet2.middleware.grouper.SubjectFinder.findRootSubject(SubjectFinder.java:916)
tomcat;console;;; at edu.internet2.middleware.grouper.GrouperSession.startRootSession(GrouperSession.java:426)
tomcat;console;;; at edu.internet2.middleware.grouper.instrumentation.InstrumentationThread$1.run(InstrumentationThread.java:69)
tomcat;console;;; at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
tomcat;console;;; at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
tomcat;console;;; at java.lang.Thread.run(Thread.java:748)
tomcat;console;;;Caused by: edu.internet2.middleware.subject.SourceUnavailableException: Cant find source with id: 'g:isa', Possible source id's: 'uncg-person', 'g:gsa', 'grouperEntities', 'jdbc',
tomcat;console;;; at edu.internet2.middleware.grouper.subj.SourcesXmlResolver.getSource(SourcesXmlResolver.java:434)
tomcat;console;;; at edu.internet2.middleware.grouper.subj.SourcesXmlResolver.find(SourcesXmlResolver.java:310)
tomcat;console;;; at edu.internet2.middleware.grouper.subj.CachingResolver.find(CachingResolver.java:143)
tomcat;console;;; at edu.internet2.middleware.grouper.subj.ValidatingResolver.find(ValidatingResolver.java:105)
tomcat;console;;; at edu.internet2.middleware.grouper.SubjectFinder.findRootSubject(SubjectFinder.java:913)
tomcat;console;;; ... 5 more
tomcat;console;;;Caused by: edu.internet2.middleware.subject.SourceUnavailableException: Source not found: 'g:isa', available sources are: uncg-person, g:gsa, grouperEntities, jdbc
tomcat;console;;; at edu.internet2.middleware.subject.provider.SourceManager.getSource(SourceManager.java:291)
tomcat;console;;; at edu.internet2.middleware.grouper.subj.SourcesXmlResolver.getSource(SourcesXmlResolver.java:431)
tomcat;console;;; ... 9 more