NoSuchElementException at MergeOverlapAction.actionPerformed

[anonymous]

What steps will reproduce the problem?

1. select two overlapping ways
2. "more tools" >> "merge overlap"
3. crashes

What is the expected result?

puts node at junction between ways

What happens instead?

crashes

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

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2019-07-10 00:52:47 +0200 (Wed, 10 Jul 2019)
Build-Date:2019-07-10 01:30:51
Revision:15238
Relative:URL: ^/trunk

Identification: JOSM/1.5 (15238 en) Windows 10 64-Bit
OS Build number: Windows 10 Home 1903 (18362)
Memory Usage: 247 MB / 247 MB (98 MB allocated, but free)
Java version: 1.8.0_221-b11, Oracle Corporation, Java HotSpot(TM) Client VM
Screen: \Display0 1366x768
Maximum Screen Size: 1366x768
Dataset consistency test: No problems found

Plugins:
+ apache-commons (34908)
+ apache-http (34908)
+ buildings_tools (34982)
+ contourmerge (v0.1.4)
+ jna (34908)
+ merge-overlap (34972)
+ tageditor (34977)
+ turnlanes-tagging (281)

Map paint styles:
+ https://josm.openstreetmap.de/josmfile?page=Styles/Lane_and_Road_Attributes&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Styles/Building_Levels_Labels&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Styles/MaxspeedIcons&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Surface-DataEntry&zip=1

Last errors/warnings:
- W: PluginException: : org.openstreetmap.josm.plugins.PluginException: Invalid jar file '<josm.pref>\plugins\Mapillary.jar.new'
- W: Failed to scan file 'Mapillary.jar.new' for plugin information. Skipping.
- E: Handled by bug report queue: java.util.NoSuchElementException
- E: Handled by bug report queue: java.util.NoSuchElementException
- W: Region [WMS_BLOCK_v2] Resetting cache
- W: Region [WMTS_BLOCK_v2] Resetting cache
- W: java.util.zip.ZipException: error in opening zip file
- W: PluginException: : org.openstreetmap.josm.plugins.PluginException: Invalid jar file '<josm.pref>\plugins\Mapillary.jar.new'
- W: Failed to scan file 'Mapillary.jar.new' for plugin information. Skipping.
- E: Handled by bug report queue: java.util.NoSuchElementException


=== REPORTED CRASH DATA ===
BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (15) of main
java.util.NoSuchElementException
	at java.util.LinkedList$ListItr.next(Unknown Source)
	at org.openstreetmap.josm.command.SequenceCommand.<init>(SequenceCommand.java:56)
	at org.openstreetmap.josm.command.SequenceCommand.<init>(SequenceCommand.java:65)
	at mergeoverlap.MergeOverlapAction.actionPerformed(MergeOverlapAction.java:232)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
	at javax.swing.AbstractButton.doClick(Unknown Source)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$500(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue$4.run(Unknown Source)
	at java.awt.EventQueue$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

[Don-vip]

Closed as duplicate of #16876.