JAVA error when uploading (V3514)

[chris66nrw@…]

GET http://api.openstreetmap.org/api/0.6/user/details
GET http://api.openstreetmap.org/api/0.6/changesets?user=43972&open=true
PUT http://api.openstreetmap.org/api/0.6/changeset/5910304... Conflict
Error header: The changeset 5910304 was closed at 2010-09-29 11:24:18 UTC
Die Zeichenkette '2010-09-29 11:24:18 UTC' konnte nicht in ein Datum umgewandelt
 werden.
java.text.ParseException: Unparseable date: "2010-09-29 11:24:18 UTC"
        at java.text.DateFormat.parse(Unknown Source)
        at org.openstreetmap.josm.io.ChangesetClosedException.parseErrorHeader(C
hangesetClosedException.java:81)
        at org.openstreetmap.josm.io.ChangesetClosedException.<init>(ChangesetCl
osedException.java:111)
        at org.openstreetmap.josm.io.OsmApi.sendRequest(OsmApi.java:586)
        at org.openstreetmap.josm.io.OsmApi.sendRequest(OsmApi.java:477)
        at org.openstreetmap.josm.io.OsmApi.updateChangeset(OsmApi.java:352)
        at org.openstreetmap.josm.io.OsmServerWriter.uploadOsm(OsmServerWriter.j
ava:194)
        at org.openstreetmap.josm.gui.io.UploadPrimitivesTask.realRun(UploadPrim
itivesTask.java:236)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRun
nable.java:83)
        at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.
java:129)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source
)

[anonymous]

Closed as duplicate of #5417.