You have encountered an error in JOSM

[AnkEric]

What steps will reproduce the problem?

1. Start JOSM/1.5 (10160 en) Windows 10 64-Bit
2. Select and download area (which area is not relevant)
3. Download completed
4. You have encountered an error in JOSM...
5. OK > JOSM starts normally and no further issues

What is the expected result?

What happens instead?

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

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-04-27 12:47:30 +0200 (Wed, 27 Apr 2016)
Build-Date:2016-04-28 01:32:01
Revision:10160
Relative:URL: ^/trunk

Identification: JOSM/1.5 (10160 en) Windows 10 64-Bit
Memory Usage: 454 MB / 910 MB (312 MB allocated, but free)
Java version: 1.8.0_91-b14, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Dataset consistency test: No problems found

Plugins:
- Mapillary (32040)
- OpeningHoursEditor (31772)
- apache-commons (31895)
- apache-http (31895)
- contourmerge (1014)
- reverter (32005)
- routes (31772)
- turnrestrictions (31895)
- utilsplugin2 (32099)

Tagging presets:
- <josm.pref>\presets\NL_fiets_preset.xml
- <josm.pref>\presets\Picnic_table.xml

Last errors/warnings:
- E: org.openstreetmap.josm.io.OsmTransferException: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK. Cause: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK
- E: org.openstreetmap.josm.io.OsmTransferException: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK. Cause: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK

org.openstreetmap.josm.io.OsmTransferException: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK
	at org.openstreetmap.josm.io.OsmServerReader.getInputStreamRaw(OsmServerReader.java:176)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStreamRaw(OsmServerReader.java:97)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStream(OsmServerReader.java:61)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStream(OsmServerReader.java:44)
	at org.openstreetmap.josm.io.BoundingBoxDownloader.parseNotes(BoundingBoxDownloader.java:212)
	at org.openstreetmap.josm.actions.downloadtasks.DownloadNotesTask$DownloadBoundingBoxTask.realRun(DownloadNotesTask.java:151)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:93)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:161)
	at java.util.concurrent.Executors$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$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: org.openstreetmap.josm.gui.progress.ProgressException: Expected states are [INIT] but current state is IN_TASK
	at org.openstreetmap.josm.gui.progress.AbstractProgressMonitor.checkState(AbstractProgressMonitor.java:69)
	at org.openstreetmap.josm.gui.progress.AbstractProgressMonitor.beginTask(AbstractProgressMonitor.java:84)
	at org.openstreetmap.josm.gui.progress.AbstractProgressMonitor.beginTask(AbstractProgressMonitor.java:78)
	at org.openstreetmap.josm.io.StreamProgressUpdater.initProgressMonitor(StreamProgressUpdater.java:30)
	at org.openstreetmap.josm.io.StreamProgressUpdater.<init>(StreamProgressUpdater.java:25)
	at org.openstreetmap.josm.io.ProgressInputStream.<init>(ProgressInputStream.java:36)
	at org.openstreetmap.josm.tools.HttpClient$Response.getContent(HttpClient.java:266)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStreamRaw(OsmServerReader.java:172)
	... 12 more

[hjart]

Closed as duplicate of #12791.