Camel-sap fails to start from time to time with this exception:

2017-03-21 18:33:47,135 | WARN | org.fusesource.camel.component.sap.SapSynchronousRfcServerComponent | | | 251 - org.fusesource.camel-sap - 6.2.1.redhat-169 | JCoServerThread-19 | >>> Error occured on ... connection ...|3303|...
java.lang.ExceptionInInitializerError
at java.lang.J9VMInternals.ensureError(J9VMInternals.java:134)[:1.7.0]
at java.lang.J9VMInternals.recordInitializationFailure(J9VMInternals.java:123)[:1.7.0]
at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.addNamespaceDeclarations(XMLSaveImpl.java:894)
at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.traverse(XMLSaveImpl.java:601)
at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.save(XMLSaveImpl.java:251)
at org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl.doSave(XMLResourceImpl.java:331)
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(ResourceImpl.java:1417)
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(ResourceImpl.java:986)
at org.fusesource.camel.component.sap.util.Util.save(Util.java:138)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
at org.fusesource.camel.component.sap.ServerTIDHandler.saveTIDs(ServerTIDHandler.java:151)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
at org.fusesource.camel.component.sap.ServerTIDHandler.checkTID(ServerTIDHandler.java:87)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
at com.sap.conn.jco.rt.DefaultServerWorker.onCheckTID(DefaultServerWorker.java:202)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.MiddlewareJavaRfc$JavaRfcServer.playbackTRfc(MiddlewareJavaRfc.java:2927)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.MiddlewareJavaRfc$JavaRfcServer.handletRfcRequest(MiddlewareJavaRfc.java:2860)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.MiddlewareJavaRfc$JavaRfcServer.listen(MiddlewareJavaRfc.java:2656)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.DefaultServerWorker.dispatch(DefaultServerWorker.java:275)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.DefaultServerWorker.loop(DefaultServerWorker.java:356)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at com.sap.conn.jco.rt.DefaultServerWorker.run(DefaultServerWorker.java:232)[sapjco3.jar:20161207 2131 [3.0.16 (2016-12-06)]]
at java.lang.Thread.run(Thread.java:809)[:1.7.0]
Caused by: java.lang.NullPointerException
at org.eclipse.emf.ecore.xml.namespace.impl.XMLNamespacePackageImpl.initializePackageContents(XMLNamespacePackageImpl.java:356)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
at org.eclipse.emf.ecore.xml.namespace.impl.XMLNamespacePackageImpl.init(XMLNamespacePackageImpl.java:128)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
at org.eclipse.emf.ecore.xml.namespace.XMLNamespacePackage.<clinit>(XMLNamespacePackage.java:69)[251:org.fusesource.camel-sap:6.2.1.redhat-169]
... 17 more

and it seems to be related with failure of initialization of TID store.

The issue could be related with this: Bug 394659