Check exception in tgcrud tomcat log

Caused by: java.lang.NullPointerException: Cannot invoke "info.textgrid.namespaces.middleware.tgauth.PortTgextra.isPublic(info.textgrid.namespaces.middleware.tgauth.IsPublicRequest)" because the return value of "de.langzeitarchivierung.kolibri.processstarter.textgrid.TGPublishAbs.getTgauth()" is null at de.langzeitarchivierung.kolibri.webservice.textgrid.publish.TGPublishServiceImpl.alreadyPublished(TGPublishServiceImpl.java:731) at de.langzeitarchivierung.kolibri.webservice.textgrid.publish.TGPublishServiceImpl.getStatus(TGPublishServiceImpl.java:410) at jdk.internal.reflect.GeneratedMethodAccessor33.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.base/java.lang.reflect.Method.invoke(Unknown Source) at org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:179) at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)

...has there something to be fixed?