EDT violation detected

[naoliv]

I was taking a look at the terminal and saw messages like this (I don't know what is the cause):

EDT violation detected
javax.swing.JPanel[,0,0,0x0,invalid,layout=java.awt.FlowLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=9,maximumSize=,minimumSize=,preferredSize=]
	at java.lang.Thread.getStackTrace(Thread.java:1552)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.checkThreadViolations(CheckThreadViolationRepaintManager.java:70)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.addDirtyRegion(CheckThreadViolationRepaintManager.java:61)
	at javax.swing.JComponent.repaint(JComponent.java:4793)
	at java.awt.Component.repaint(Component.java:3311)
	at javax.swing.JComponent.setFont(JComponent.java:2758)
	at javax.swing.LookAndFeel.installColorsAndFont(LookAndFeel.java:208)
	at javax.swing.plaf.basic.BasicPanelUI.installDefaults(BasicPanelUI.java:66)
	at javax.swing.plaf.basic.BasicPanelUI.installUI(BasicPanelUI.java:56)
	at javax.swing.JComponent.setUI(JComponent.java:666)
	at javax.swing.JPanel.setUI(JPanel.java:153)
	at javax.swing.JPanel.updateUI(JPanel.java:126)
	at javax.swing.JPanel.<init>(JPanel.java:86)
	at javax.swing.JPanel.<init>(JPanel.java:109)
	at javax.swing.JPanel.<init>(JPanel.java:117)
	at javax.swing.JRootPane.createGlassPane(JRootPane.java:546)
	at javax.swing.JRootPane.<init>(JRootPane.java:366)
	at javax.swing.JDialog.createRootPane(JDialog.java:667)
	at javax.swing.JDialog.dialogInit(JDialog.java:648)
	at javax.swing.JDialog.<init>(JDialog.java:593)
	at org.openstreetmap.josm.gui.ExtendedDialog.<init>(ExtendedDialog.java:157)
	at org.openstreetmap.josm.gui.ExtendedDialog.<init>(ExtendedDialog.java:134)
	at org.openstreetmap.josm.gui.util.GuiHelper.warnUser(GuiHelper.java:199)
	at org.openstreetmap.josm.actions.MergeLayerAction.warnMergingUploadDiscouragedLayers(MergeLayerAction.java:116)
	at org.openstreetmap.josm.actions.MergeLayerAction.lambda$doMerge$1(MergeLayerAction.java:49)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	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)

EDT violation detected
javax.swing.JRootPane[,0,0,0x0,invalid,layout=javax.swing.JRootPane$RootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=449,maximumSize=,minimumSize=,preferredSize=]
	at java.lang.Thread.getStackTrace(Thread.java:1552)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.checkThreadViolations(CheckThreadViolationRepaintManager.java:70)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.addDirtyRegion(CheckThreadViolationRepaintManager.java:61)
	at javax.swing.JComponent.repaint(JComponent.java:4793)
	at java.awt.Component.repaint(Component.java:3311)
	at javax.swing.JComponent.setUI(JComponent.java:671)
	at javax.swing.JRootPane.setUI(JRootPane.java:474)
	at javax.swing.JRootPane.updateUI(JRootPane.java:484)
	at javax.swing.JRootPane.<init>(JRootPane.java:371)
	at javax.swing.JDialog.createRootPane(JDialog.java:667)
	at javax.swing.JDialog.dialogInit(JDialog.java:648)
	at javax.swing.JDialog.<init>(JDialog.java:593)
	at org.openstreetmap.josm.gui.ExtendedDialog.<init>(ExtendedDialog.java:157)
	at org.openstreetmap.josm.gui.ExtendedDialog.<init>(ExtendedDialog.java:134)
	at org.openstreetmap.josm.gui.util.GuiHelper.warnUser(GuiHelper.java:199)
	at org.openstreetmap.josm.actions.MergeLayerAction.warnMergingUploadDiscouragedLayers(MergeLayerAction.java:116)
	at org.openstreetmap.josm.actions.MergeLayerAction.lambda$doMerge$1(MergeLayerAction.java:49)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	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)

EDT violation detected
javax.swing.JButton[,2,2,124x34,alignmentX=0.0,alignmentY=0.5,border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@29dc96c0,flags=296,maximumSize=,minimumSize=,preferredSize=,defaultIcon=javax.swing.ImageIcon@286b9772,disabledIcon=,disabledSelectedIcon=,margin=javax.swing.plaf.InsetsUIResource[top=2,left=14,bottom=2,right=14],paintBorder=true,paintFocus=true,pressedIcon=,rolloverEnabled=true,rolloverIcon=,rolloverSelectedIcon=,selectedIcon=,text=Cancelar,defaultCapable=true]
	at java.lang.Thread.getStackTrace(Thread.java:1552)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.checkThreadViolations(CheckThreadViolationRepaintManager.java:70)
	at org.jdesktop.swinghelper.debug.CheckThreadViolationRepaintManager.addDirtyRegion(CheckThreadViolationRepaintManager.java:61)
	at javax.swing.JComponent.repaint(JComponent.java:4793)
	at java.awt.Component.repaint(Component.java:3311)
	at javax.swing.JRootPane.setDefaultButton(JRootPane.java:799)
	at org.openstreetmap.josm.gui.ExtendedDialog.showDialog(ExtendedDialog.java:300)
	at org.openstreetmap.josm.gui.util.GuiHelper.warnUser(GuiHelper.java:210)
	at org.openstreetmap.josm.actions.MergeLayerAction.warnMergingUploadDiscouragedLayers(MergeLayerAction.java:116)
	at org.openstreetmap.josm.actions.MergeLayerAction.lambda$doMerge$1(MergeLayerAction.java:49)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	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)

JOSM:

Build-Date:2016-10-09 13:51:08
Revision:11110
Is-Local-Build:true

Identification: JOSM/1.5 (11110 SVN pt_BR) Linux Debian GNU/Linux unstable (sid)
Memory Usage: 719 MB / 4029 MB (371 MB allocated, but free)
Java version: 1.8.0_102-8u102-b14.1-2-b14, Oracle Corporation, OpenJDK 64-Bit Server VM
Screen: :0.0 1920x1080
Maximum Screen Size: 1920x1080
Java package: openjdk-8-jre:amd64-8u102-b14.1-2
Java ATK Wrapper package: libatk-wrapper-java:all-0.33.3-9
VM arguments: [-Dawt.useSystemAAFontSettings=on]
Dataset consistency test: No problems found

Plugins:
+ AddrInterpolation (32699)
+ Create_grid_of_ways (32699)
+ FastDraw (32938)
+ FixAddresses (32796)
+ ImportImagePlugin (32699)
+ OpeningHoursEditor (32699)
+ PicLayer (32796)
+ SimplifyArea (32796)
+ apache-commons (32699)
+ buildings_tools (32944)
+ download_along (32946)
+ editgpx (32699)
+ ejml (32680)
+ geotools (32813)
+ graphview (32796)
+ jogl (1.0.46)
+ jts (32699)
+ kendzi3d (1.0.191)
+ kendzi3d-resources (0.0.1)
+ log4j (32699)
+ measurement (32936)
+ merge-overlap (32699)
+ opendata (32898)
+ pdfimport (32796)
+ photo_geotagging (32699)
+ poly (32699)
+ reverter (32796)
+ tageditor (33021)
+ tagging-preset-tester (32869)
+ todo (30000)
+ turnlanes-tagging (252)
+ turnrestrictions (32796)
+ undelete (32699)
+ utilsplugin2 (32815)

[simon04]

In 11123/josm:

fix #13779 - EDT violation detected