@dasao (太郎 田中)

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MacでのEclipse起動時のアプリケーションエラーの解決法

Eclipseの起動時に「Alert」のポップアップが生じ、
エラーが発生しましたの表示が出てきます。

実行環境
MacOS Big Sur バージョン 11.0.1
Eclipse_4.8.0.app
jdk1.8.0_261.jdk

ログを見た結果以下のエラーが生じていました。

!SESSION 2020-12-08 22:31:11.428 -----------------------------------------------
eclipse.buildId=4.8.0.I20180611-0500
java.version=1.8.0_162
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=ja_JP
Framework arguments:  -product org.eclipse.epp.package.jee.product -keyring /Users/osada/.eclipse_keyring
Command-line arguments:  -os macosx -ws cocoa -arch x86_64 -product org.eclipse.epp.package.jee.product -keyring /Users/osada/.eclipse_keyring

!ENTRY org.eclipse.osgi 4 0 2020-12-08 22:31:32.593
!MESSAGE アプリケーション・エラー
!STACK 1
java.lang.NullPointerException
    at org.eclipse.swt.widgets.Control.internal_new_GC(Control.java:2178)
    at org.eclipse.swt.graphics.GC.<init>(GC.java:174)
    at org.eclipse.swt.graphics.GC.<init>(GC.java:135)
    at org.eclipse.jface.dialogs.Dialog.initializeDialogUnits(Dialog.java:934)
    at org.eclipse.jface.dialogs.TitleAreaDialog.createContents(TitleAreaDialog.java:142)
    at org.eclipse.jface.window.Window.create(Window.java:426)
    at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1096)
    at org.eclipse.jface.window.Window.open(Window.java:783)
    at org.eclipse.ui.internal.ide.ChooseWorkspaceDialog.prompt(ChooseWorkspaceDialog.java:114)
    at org.eclipse.ui.internal.ide.application.IDEApplication.promptForWorkspace(IDEApplication.java:367)
    at org.eclipse.ui.internal.ide.application.IDEApplication.checkInstanceLocation(IDEApplication.java:279)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:142)
    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:388)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
    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:656)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:592)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1498)



前回Eclipseを開いた際は問題なく使用できたのですが
OSを更新した後からこのようなエラーが出るようになりました。

https://detail.chiebukuro.yahoo.co.jp/qa/question_detail/q1197944586
https://qiita.com/ponsuke0531/items/fbde008ccadee5306bef

以上を参考にsnapファイルを削除し、
eclipse -cleanを実行しても
現状エラーが改善されません、、、

解決の糸口をご存知の方はお助けいただけると幸いです、、、

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