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kitodo / kitodo-production

Kitodo.Production is a workflow management tool for mass digitization and is part of the Kitodo Digital Library Suite.
http://www.kitodo.org/software/kitodoproduction/
GNU General Public License v3.0
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Unhandled NPE in LazyProcessDTOModel class method load #5709

Open henning-gerhardt opened 11 months ago

henning-gerhardt commented 11 months ago

The following null pointer exception get logged in catalina.out:

java.lang.NullPointerException
    at org.kitodo.production.model.LazyProcessDTOModel.load(LazyProcessDTOModel.java:107)
    at org.primefaces.component.datatable.DataTable.loadLazyData(DataTable.java:567)
    at org.primefaces.component.datatable.DataTableRenderer.preRender(DataTableRenderer.java:130)
    at org.primefaces.component.datatable.DataTableRenderer.encodeEnd(DataTableRenderer.java:93)
    at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:675)
    at javax.faces.component.UIData.encodeEnd(UIData.java:1835)
    at javax.faces.component.UIComponentBase.encodeAll(UIComponentBase.java:555)
    at org.apache.myfaces.context.servlet.PartialViewContextImpl$PhaseAwareVisitCallback.processRenderComponent(PartialViewContextImpl.java:826)
    at org.apache.myfaces.context.servlet.PartialViewContextImpl$PhaseAwareVisitCallback.visit(PartialViewContextImpl.java:787)
    at org.apache.myfaces.component.visit.PartialVisitContext.invokeVisitCallback(PartialVisitContext.java:213)
    at org.primefaces.component.api.UIData.visitTree(UIData.java:913)
    at javax.faces.component.UIForm.visitTree(UIForm.java:357)
....

Version 3.6.0-SNAPSHOT from 03/01/2023

henning-gerhardt commented 11 months ago

One possible source of this issue may the search for a PPN of a process title.