Exception during upload

[anonymous]

What steps will reproduce the problem?

1. Close JOSM with edits still to be uploaded, popup box with choices
2. Edit upload tags and click upload
3. Exception

What is the expected result?

What happens instead?

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

Related to problem that open changeset cannot be updated, times out. Have to create new changeset for each upload. Did not happen with previous version of JOSM.

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2017-05-29 16:19:58 +0200 (Mon, 29 May 2017)
Build-Date:2017-05-29 14:25:03
Revision:12275
Relative:URL: ^/trunk

Identification: JOSM/1.5 (12275 en) Windows 10 64-Bit
OS Build number: Windows 10 Home 1607 (14393)
Memory Usage: 1004 MB / 1781 MB (546 MB allocated, but free)
Java version: 1.8.0_131-b11, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: \Display0 1920x1200
Maximum Screen Size: 1920x1200
Dataset consistency test: No problems found

Plugins:
+ FixAddresses (33182)
+ PicLayer (33148)
+ apache-commons (32994)
+ buildings_tools (33004)
+ ejml (32680)
+ geotools (33338)
+ jts (32699)
+ log4j (32699)
+ measurement (33088)
+ opendata (33356)
+ openvisible (33088)
+ reverter (33088)
+ undelete (33263)
+ utilsplugin2 (33328)

Map paint styles:
+ %UserProfile%\Other\Kort og luftfoto\JOSM\power_new.mapcss
- %UserProfile%\Other\Kort og luftfoto\JOSM\foot and cycleways.mapcss
- https://josm.openstreetmap.de/josmfile?page=Styles/Sidewalks&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Lane_and_Road_Attributes&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Lane_features_ryg&zip=1

Last errors/warnings:
- W: Old style SideButton usage for action org.openstreetmap.josm.gui.help.ContextSensitiveHelpAction@5034a723
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- E: Handled by bug report queue: org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
- W: 1 problems occured during upload/save


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (20) of main
org.openstreetmap.josm.io.OsmTransferCanceledException: Operation canceled
	at org.openstreetmap.josm.io.OsmApi.sleepAndListen(OsmApi.java:560)
	at org.openstreetmap.josm.io.OsmApi.sendRequest(OsmApi.java:658)
	at org.openstreetmap.josm.io.OsmApi.sendRequest(OsmApi.java:600)
	at org.openstreetmap.josm.io.OsmApi.updateChangeset(OsmApi.java:456)
	at org.openstreetmap.josm.io.OsmServerWriter.uploadOsm(OsmServerWriter.java:207)
	at org.openstreetmap.josm.gui.io.UploadLayerTask.run(UploadLayerTask.java:124)
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

[Don-vip]

Closed as duplicate of #14898.