NPE attempting to save graph

[dcostinett]

java.lang.NullPointerException: Cannot invoke "org.plantuml.idea.rendering.RenderCacheItem.getRenderResult()" because "displayedItem" is null at org.plantuml.idea.action.save.AbstractSaveDiagramAction.actionPerformed(AbstractSaveDiagramAction.java:96) at com.intellij.openapi.actionSystem.impl.ActionButton.actionPerformed(ActionButton.java:190) at com.intellij.openapi.actionSystem.impl.ActionButton.lambda$performAction$0(ActionButton.java:166) at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareWithCallbacks(ActionUtil.java:337) at com.intellij.openapi.actionSystem.impl.ActionButton.performAction(ActionButton.java:166) at com.intellij.openapi.actionSystem.impl.ActionButton.processMouseEvent(ActionButton.java:465) at java.desktop/java.awt.Component.processEvent(Component.java:6413) at java.desktop/java.awt.Container.processEvent(Container.java:2266) at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5022) at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324) at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854) at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4948) at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4575) at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4516) at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2310) at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2802) at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854) at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:781) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:730) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:724) at java.base/java.security.AccessController.doPrivileged(AccessController.java:399) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97) at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:754) at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:752) at java.base/java.security.AccessController.doPrivileged(AccessController.java:399) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86) at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:751) at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:898) at com.intellij.ide.IdeEventQueue.dispatchMouseEvent(IdeEventQueue.java:820) at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:743) at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$6(IdeEventQueue.java:439) at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:791) at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$7(IdeEventQueue.java:438) at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:113) at com.intellij.ide.IdeEventQueue.performActivity(IdeEventQueue.java:604) at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$8(IdeEventQueue.java:436) at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:881) at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:484) at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207) at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128) at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105) at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)

[krasa]

is there a way to reproduce it?

[krasa]

duplicates #371