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.
at org.matsim.contrib.josm.actions.NetworkTest.visit(
at org.matsim.contrib.josm.actions.NetworkExporter.exportData(
at org.openstreetmap.josm.actions.SaveActionBase.doInternalSave(
at org.openstreetmap.josm.actions.SaveActionBase.doSave(
at org.openstreetmap.josm.actions.SaveActionBase.doSave(
at org.openstreetmap.josm.actions.SaveActionBase.actionPerformed(

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