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问题描述
Internal error. Please refer to https://jb.gg/ide/critical-startup-errors
java.lang.NullPointerException
at java.desktop/javax.swing.plaf.basic.BasicScrollPaneUI.paint(BasicScrollPaneUI.java:127)
at java.desktop/javax.swing.plaf.ComponentUI.update(ComponentUI.java:161)
at java.desktop/javax.swing.JComponent.paintComponent(JComponent.java:800)
at java.desktop/javax.swing.JComponent.paint(JComponent.java:1077)
at java.desktop/javax.swing.JComponent.paintToOffscreen(JComponent.java:5263)
at java.desktop/javax.swing.RepaintManager$PaintManager.paintDoubleBufferedFPScales(RepaintManager.java:1718)
at java.desktop/javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1627)
at java.desktop/javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1566)
at java.desktop/javax.swing.RepaintManager.paint(RepaintManager.java:1333)
at java.desktop/javax.swing.JComponent._paintImmediately(JComponent.java:5211)
at java.desktop/javax.swing.JComponent.paintImmediately(JComponent.java:5021)
at java.desktop/javax.swing.RepaintManager$4.run(RepaintManager.java:868)
at java.desktop/javax.swing.RepaintManager$4.run(RepaintManager.java:851)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:851)
at java.desktop/javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:826)
at java.desktop/javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:775)
at java.desktop/javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1901)
at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:776)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:727)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:746)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:421)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:117)
at java.desktop/java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190)
at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:776)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:727)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:746)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:421)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
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Your JRE: 11.0.10+8-b1145.96 amd64 (JetBrains s.r.o.)
D:\IDEA 2020.3.4\IntelliJ IDEA 2020.3.4\jbr
原因分析
这个问题大部分情况下是因为修改过启动文件,然后升级版本后拒绝了覆盖启动文件的配置
解决方案
1.临时的解决方法: 尝试重启电脑
2.永久的解决方案:
cmd窗口管理员方式运行如下命令:
netsh winsock reset
运行完成之后,再次重启电脑,可永久解决
之后重启,电脑中IDEA即可正常启动
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