java.lang.NullPointerException: This exception has no message.

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via GitHub by don-vip
, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.matsim.contrib.josm.actions.NetworkTest.visit(NetworkTest.java:100)
at org.openstreetmap.josm.data.osm.Way.accept(Way.java:211)
at org.openstreetmap.josm.data.validation.Test.visit(Test.java:211)
at org.matsim.contrib.josm.actions.NetworkExporter.exportData(NetworkExporter.java:80)
at org.openstreetmap.josm.actions.SaveActionBase.doInternalSave(SaveActionBase.java:97)
at org.openstreetmap.josm.actions.SaveActionBase.doSave(SaveActionBase.java:69)
at org.openstreetmap.josm.actions.SaveActionBase.doSave(SaveActionBase.java:56)
at org.openstreetmap.josm.actions.SaveActionBase.actionPerformed(SaveActionBase.java:46)

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