id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
19871	TurnrestrictionTest cannot cope with read-only datasets.	GerdP	team	"==== What steps will reproduce the problem?
1. add locked='true' to core\nodist\data\restriction.osm 
2. load file
3. run validator

==== What is the expected result?
same as without the locked='true' 
==== What happens instead?
bug report
==== 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: 2020-09-06 16:54:59 +0200 (Sun, 06 Sep 2020)
Build-Date:2020-09-07 01:30:48
Revision:17013
Relative:URL: ^/trunk

Identification: JOSM/1.5 (17013 en) Windows 10 64-Bit
OS Build number: Windows 10 Home 2004 (19041)
Memory Usage: 1080 MB / 3641 MB (799 MB allocated, but free)
Java version: 1.8.0_221-b11, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
Screen: \Display0 1920x1080 (scaling 1.0x1.0)
Maximum Screen Size: 1920x1080
Best cursor sizes: 16x16 -> 32x32, 32x32 -> 32x32
VM arguments: [-XX:StartFlightRecording=name=MyRecording2,settings=d:\dbg\gerd.jfc, -XX:FlightRecorderOptions=defaultrecording=true,dumponexit=true,dumponexitpath=e:\ld\perf_20201001_154459.jfr]
Dataset consistency test: No problems found

Plugins:
+ OpeningHoursEditor (35414)
+ PolygonCutOut (v0.7)
+ apache-commons (35524)
+ buildings_tools (35563)
+ continuosDownload (91)
+ ejml (35313)
+ geotools (35169)
+ gridify (1588746833)
+ jaxb (35092)
+ jts (35122)
+ merge-overlap (35248)
+ o5m (35248)
+ opendata (35513)
+ pbf (35446)
+ poly (35248)
+ reverter (35556)
+ terracer (35560)
+ undelete (35521)
+ utilsplugin2 (35487)

Last errors/warnings:
- 00022.639 E: Handled by bug report queue: org.openstreetmap.josm.data.osm.DataIntegrityProblemException: Primitive cannot be modified in read-only dataset: {Node id=-114254 version=0 MV lat=51.11969492251,lon=14.15648362716}


=== REPORTED CRASH DATA ===
SharpAngles#visit:
 - way: {Way id=-139086 version=0 MVT nodes=[{Node id=-114252 version=0 MV lat=51.11907177664,lon=14.15604930116}, {Node id=-114254 version=0 MV lat=51.11969492251,lon=14.15648362716}, {Node id=-114257 version=0 MV lat=51.11989452214,lon=14.1575151514}, {Node id=-114252 version=0 MV lat=51.11907177664,lon=14.15604930116}]}

BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main-worker-0 (56) of main
org.openstreetmap.josm.data.osm.DataIntegrityProblemException: Primitive cannot be modified in read-only dataset: {Node id=-114254 version=0 MV lat=51.11969492251,lon=14.15648362716}
	at org.openstreetmap.josm.data.osm.OsmPrimitive.checkDatasetNotReadOnly(OsmPrimitive.java:208)
	at org.openstreetmap.josm.data.osm.OsmPrimitive.addReferrer(OsmPrimitive.java:702)
	at org.openstreetmap.josm.data.osm.Way.addNode(Way.java:403)
	at org.openstreetmap.josm.data.osm.WaySegment.toWay(WaySegment.java:79)
	at org.openstreetmap.josm.data.validation.tests.SharpAngles.processSharpAngleForErrorCreation(SharpAngles.java:107)
	at org.openstreetmap.josm.data.validation.tests.SharpAngles.checkAngle(SharpAngles.java:100)
	at org.openstreetmap.josm.data.validation.tests.SharpAngles.checkWayForSharpAngles(SharpAngles.java:81)
	at org.openstreetmap.josm.data.validation.tests.SharpAngles.visit(SharpAngles.java:51)
	at org.openstreetmap.josm.data.osm.Way.accept(Way.java:177)
	at org.openstreetmap.josm.data.validation.Test.visit(Test.java:216)
	at org.openstreetmap.josm.actions.ValidateAction$ValidationTask.realRun(ValidateAction.java:169)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:94)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:142)
	at java.util.concurrent.Executors$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)
}}}
"	defect	closed	normal	20.11	Core validator		fixed	template_report