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via GitHub by danilovesky
, 1 year ago
This exception has no message.
via Stack Overflow by Steve Lukis
, 9 months ago
via Spring JIRA by U. Kkm, 1 year ago
via Spring JIRA by U. Kkm, 2 years ago
via GitHub by brackxm
, 2 years ago
java.lang.NullPointerException: 	at java.util.Collections$UnmodifiableCollection.(	at java.util.Collections$UnmodifiableSet.(	at java.util.Collections.unmodifiableSet(	at org.workcraft.dom.NodeContextTracker.getPostset(	at org.workcraft.dom.AbstractModel.getPostset(	at org.workcraft.plugins.circuit.routing.RouterClient.registerObstacles(	at org.workcraft.plugins.circuit.VisualCircuit.draw(