exception on deleting already deleted relation

[*Martin*]

What steps will reproduce the problem?

1. delete the relation, but it stays in the list of relations with 0 members
2. delete it again and you'll get the exception

Please provide any additional information below. Attach a screenshot if possible.

Revision: 8559
Is-Local-Build: true
Build-Date: 2015-07-02 19:03:02

Identification: JOSM/1.5 (8559 SVN en) Linux Debian GNU/Linux testing (stretch)
Memory Usage: 1356 MB / 1820 MB (193 MB allocated, but free)
Java version: 1.8.0_45-internal, Oracle Corporation, OpenJDK 64-Bit Server VM
VM arguments: [-Dfile.encoding=cp1250]
Dataset consistency test: No problems found

Plugins:
- Mapillary (31331)
- SimplifyArea (31241)
- buildings_tools (31241)
- commons-imaging (31241)
- freemapkapor (53)
- measurement (31289)
- photo_geotagging (31241)
- reverter (31241)
- turnlanes (31241)
- turnrestrictions (31241)
- undelete (31241)
- utilsplugin2 (31241)

Last errors/warnings:
- E: Failed to locate image 'Flag'
- E: Failed to locate image 'Flag'
- E: org.openstreetmap.josm.io.OsmApiException: ResponseCode=400, Error Header=<You requested too many nodes (limit is 50000). Either request a smaller area, or use planet.osm>
- E: org.openstreetmap.josm.io.OsmApiException: ResponseCode=400, Error Header=<You requested too many nodes (limit is 50000). Either request a smaller area, or use planet.osm>
- E: java.lang.IllegalArgumentException: {Relation id=4119814 version=2 MVDT]} is already deleted

java.lang.IllegalArgumentException: {Relation id=4119814 version=2 MVDT]} is already deleted
	at org.openstreetmap.josm.command.DeleteCommand.executeCommand(DeleteCommand.java:126)
	at org.openstreetmap.josm.command.SequenceCommand.executeCommand(SequenceCommand.java:53)
	at org.openstreetmap.josm.data.UndoRedoHandler.addNoRedraw(UndoRedoHandler.java:43)
	at org.openstreetmap.josm.data.UndoRedoHandler.add(UndoRedoHandler.java:69)
	at org.openstreetmap.josm.actions.mapmode.DeleteAction.deleteRelation(DeleteAction.java:328)
	at org.openstreetmap.josm.actions.relation.DeleteRelationsAction.deleteRelation(DeleteRelationsAction.java:31)
	at org.openstreetmap.josm.actions.relation.DeleteRelationsAction.actionPerformed(DeleteRelationsAction.java:43)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2346)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
	at java.awt.Component.processMouseEvent(Component.java:6525)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
	at java.awt.Component.processEvent(Component.java:6290)
	at java.awt.Container.processEvent(Container.java:2234)
	at java.awt.Component.dispatchEventImpl(Component.java:4881)
	at java.awt.Container.dispatchEventImpl(Container.java:2292)
	at java.awt.Component.dispatchEvent(Component.java:4703)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4898)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4533)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4462)
	at java.awt.Container.dispatchEventImpl(Container.java:2278)
	at java.awt.Window.dispatchEventImpl(Window.java:2750)
	at java.awt.Component.dispatchEvent(Component.java:4703)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
	at java.awt.EventQueue.access$500(EventQueue.java:97)
	at java.awt.EventQueue$3.run(EventQueue.java:709)
	at java.awt.EventQueue$3.run(EventQueue.java:703)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.awt.EventQueue$4.run(EventQueue.java:731)
	at java.awt.EventQueue$4.run(EventQueue.java:729)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

[Don-vip]

Can't reproduce. Can you please attach a screenshot and tell us how do you delete the relation?

[skyper]

duplicate of #18259?