java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List

[naoliv]

I enabled the MapBox layer and got this:

AVISO: JCS - Exception during download http://c.tiles.mapbox.com/v4/openstreetmap.map-inh7ifmo/15/11705/18282.png?access_token=pk.eyJ1Ijoib3BlbnN0cmVldG1hcCIsImEiOiJncjlmd0t3In0.DmZsIeOW-3x-C5eX-wAqTw
AVISO: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List
java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List
	at org.openstreetmap.gui.jmapviewer.tilesources.AbstractTMSTileSource.isNoTileAtZoom(AbstractTMSTileSource.java:178)
	at org.openstreetmap.josm.data.imagery.TMSCachedTileLoaderJob.isResponseLoadable(TMSCachedTileLoaderJob.java:134)
	at org.openstreetmap.josm.data.cache.JCSCachedTileLoaderJob.loadObject(JCSCachedTileLoaderJob.java:358)
	at org.openstreetmap.josm.data.cache.JCSCachedTileLoaderJob.run(JCSCachedTileLoaderJob.java:235)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
AVISO: JCS - Silent failure during download: http://c.tiles.mapbox.com/v4/openstreetmap.map-inh7ifmo/15/11705/18282.png?access_token=pk.eyJ1Ijoib3BlbnN0cmVldG1hcCIsImEiOiJncjlmd0t3In0.DmZsIeOW-3x-C5eX-wAqTw

(actually a lot of this, one for each tile it seems)

JOSM:

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-01-31 16:21:47 +0100 (Sun, 31 Jan 2016)
Build-Date:2016-02-01 02:33:20
Revision:9702
Relative:URL: ^/trunk

Identification: JOSM/1.5 (9702 pt_BR) Linux Debian GNU/Linux testing (stretch)
Memory Usage: 2647 MB / 9102 MB (2126 MB allocated, but free)
Java version: 1.8.0_72-internal-b05, Oracle Corporation, OpenJDK 64-Bit Server VM
VM arguments: [-Dawt.useSystemAAFontSettings=on]
Dataset consistency test: No problems found

Plugins:
- Create_grid_of_ways (31772)
- OpeningHoursEditor (31772)
- PicLayer (31895)
- RoadSigns (31895)
- SimplifyArea (31895)
- apache-commons (31895)
- buildings_tools (31895)
- conflation (0.1.9)
- contourmerge (1014)
- download_along (31772)
- editgpx (31772)
- ejml (31895)
- geotools (31895)
- imagery_offset_db (31895)
- importvec (31772)
- jts (31772)
- log4j (31895)
- measurement (31895)
- merge-overlap (31967)
- opendata (31937)
- pbf (31772)
- pdfimport (32019)
- poly (31772)
- reverter (32005)
- scripting (30722)
- todo (29154)
- turnrestrictions (31895)
- undelete (31895)
- utilsplugin2 (32018)

Last errors/warnings:
- W: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List
- W: JCS - Silent failure during download: http://b.tiles.mapbox.com/v4/openstreetmap.map-inh7ifmo/15/11710/18280.png?access_token=pk.eyJ1Ijoib3BlbnN0cmVldG1hcCIsImEiOiJncjlmd0t3In0.DmZsIeOW-3x-C5eX-wAqTw
- W: JCS - Exception during download http://c.tiles.mapbox.com/v4/openstreetmap.map-inh7ifmo/15/11705/18282.png?access_token=pk.eyJ1Ijoib3BlbnN0cmVldG1hcCIsImEiOiJncjlmd0t3In0.DmZsIeOW-3x-C5eX-wAqTw
- W: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List
- W: JCS - Silent failure during download: http://c.tiles.mapbox.com/v4/openstreetmap.map-inh7ifmo/15/11705/18282.png?access_token=pk.eyJ1Ijoib3BlbnN0cmVldG1hcCIsImEiOiJncjlmd0t3In0.DmZsIeOW-3x-C5eX-wAqTw

[wiktorn]

Probably related to #12437

[naoliv]

Ticket #12480 has been marked as a duplicate of this ticket.

[simon04]

In 9713/josm:

see #12437 see #12474 - Add (failing) unit tests

[stoecker]

In 9715/josm:

fix #12474 - exception due to preferences update