!SESSION 2020-02-19 15:44:48.139 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.8.0_241
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=zh_CN
Framework arguments:  -keyring /Users/apple/.eclipse_keyring -showlocation
Command-line arguments:  -os macosx -ws cocoa -arch x86_64 -keyring /Users/apple/.eclipse_keyring -showlocation

!ENTRY org.eclipse.ui 4 0 2020-02-19 15:50:01.702
!MESSAGE Unhandled event loop exception
!STACK 0
java.lang.NullPointerException
	at org.eclipse.swt.widgets.Control.internal_new_GC(Control.java:2118)
	at org.eclipse.swt.graphics.GC.cocoa_new(GC.java:207)
	at org.eclipse.swt.widgets.Tree.sendMeasureItem(Tree.java:2613)
	at org.eclipse.swt.widgets.Tree.cellSize(Tree.java:288)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5528)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper_stret(Native Method)
	at org.eclipse.swt.widgets.Widget.expansionFrameWithFrame_inView(Widget.java:798)
	at org.eclipse.swt.widgets.Tree.expansionFrameWithFrame_inView(Tree.java:1283)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5907)
	at org.eclipse.swt.internal.cocoa.OS.objc_msgSend_bool(Native Method)
	at org.eclipse.swt.internal.cocoa.NSRunLoop.runMode(NSRunLoop.java:42)
	at org.eclipse.swt.widgets.Display.sleep(Display.java:4691)
	at org.eclipse.ui.application.WorkbenchAdvisor.eventLoopIdle(WorkbenchAdvisor.java:368)
	at org.eclipse.ui.internal.Workbench$3.eventLoopIdle(Workbench.java:498)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1155)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:148)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:636)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
	at com.sixthhosp.gcmpa.Application.start(Application.java:72)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
