使用IntelliJ IDEA生成带签名的APK时出现NullPointerException 15.0.2

Question

升级到IntelliJ IDEA 15.0.2后，在生成签名的APK时会看到以下异常，但通过生成APK。

java.lang.NullPointerException 
at org.jetbrains.android.exportSignedPackage.ExportSignedPackageWizard$3.run(ExportSignedPackageWizard.java:321) 
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.a(LaterInvocator.java:337) 
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.run(LaterInvocator.java:321) 
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) 
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756) 
at java.awt.EventQueue.access$500(EventQueue.java:97) 
at java.awt.EventQueue$3.run(EventQueue.java:709) 
at java.awt.EventQueue$3.run(EventQueue.java:703) 
at java.security.AccessController.doPrivileged(Native Method) 
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) 
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726) 
at com.intellij.ide.IdeEventQueue.e(IdeEventQueue.java:866) 
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:654) 
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:381) 
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) 
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) 
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) 
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) 
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) 
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82) 

任何提示？谢谢。

Answer 1

这和其他类似的内部IDE错误，根据我的经验不会影响最终的APK文件。虽然可能仍有一些隐藏的漏洞，但我建议先将问题报告给JetBrains团队，然后在文件 - >无效缓存和重新启动后尝试相同的过程。

如果问题仍然存在，请尝试使用较低版本的构建过程。毕竟，我建议将项目迁移到Android Studio。