5181 - IDEA won't start up

error message in log file is

2006-03-13 09:27:19,483 ERROR -
ij.components.ComponentManager -
java.lang.IllegalStateException: @NotNull method must not return null
at
com.intellij.openapi.fileTypes.UserFileType.getName(UserFileType.java:46)
at
com.intellij.openapi.fileTypes.impl.FileTypeManagerImpl.a(FileTypeManagerImpl.java:380)
at
com.intellij.openapi.fileTypes.impl.FileTypeManagerImpl.a(FileTypeManagerImpl.java:31)
at
com.intellij.openapi.fileTypes.impl.FileTypeManagerImpl.readExternal(FileTypeManagerImpl.java:501)
at
org.intellij.plus.fileTypes.impl.FileTypeDescriptorManagerImpl.registerFileType(FileTypeDescriptorManagerImpl.java:51)
at
com.sqlly.jprintout.idea.editors.fileEditor.JPrintoutProvider.initComponent(JPrintoutProvider.java:92)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:266)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.access$000(ComponentManagerImpl.java:55)
at
com.intellij.openapi.components.impl.ComponentManagerImpl$MyComponentAdapterFactory$1.getComponentInstance(ComponentManagerImpl.java:4)
at
org.picocontainer.defaults.DecoratingComponentAdapter.getComponentInstance(DecoratingComponentAdapter.java:44)
at
org.picocontainer.defaults.CachingComponentAdapter.getComponentInstance(CachingComponentAdapter.java:38)
at
org.picocontainer.defaults.DefaultPicoContainer.getInstance(DefaultPicoContainer.java:322)
at
org.picocontainer.defaults.DefaultPicoContainer.getComponentInstance(DefaultPicoContainer.java:305)
at
org.picocontainer.defaults.CollectionComponentParameter.getArrayInstance(CollectionComponentParameter.java:270)
at
org.picocontainer.defaults.CollectionComponentParameter.resolveInstance(CollectionComponentParameter.java:128)
at
org.picocontainer.defaults.ComponentParameter.resolveInstance(ComponentParameter.java:119)
at
org.picocontainer.defaults.ConstructorInjectionComponentAdapter.getConstructorArguments(ConstructorInjectionComponentAdapter.java:193)
at
org.picocontainer.defaults.ConstructorInjectionComponentAdapter$1.run(ConstructorInjectionComponentAdapter.java:148)
at
org.picocontainer.defaults.ThreadLocalCyclicDependencyGuard.observe(ThreadLocalCyclicDependencyGuard.java:56)
at
org.picocontainer.defaults.ConstructorInjectionComponentAdapter.getComponentInstance(ConstructorInjectionComponentAdapter.java:184)
at
org.picocontainer.defaults.DecoratingComponentAdapter.getComponentInstance(DecoratingComponentAdapter.java:44)
at
com.intellij.openapi.components.impl.ComponentManagerImpl$MyComponentAdapterFactory$1.getComponentInstance(ComponentManagerImpl.java:2)
at
org.picocontainer.defaults.DecoratingComponentAdapter.getComponentInstance(DecoratingComponentAdapter.java:44)
at
org.picocontainer.defaults.CachingComponentAdapter.getComponentInstance(CachingComponentAdapter.java:38)
at
org.picocontainer.defaults.DefaultPicoContainer.getInstance(DefaultPicoContainer.java:322)
at
org.picocontainer.defaults.DefaultPicoContainer.getComponentInstance(DefaultPicoContainer.java:305)
at
com.intellij.openapi.extensions.impl.AreaPicoContainerImpl$4.visitContainer(AreaPicoContainerImpl.java:120)
at
org.picocontainer.defaults.DefaultPicoContainer.accept(DefaultPicoContainer.java:416)
at
org.picocontainer.alternatives.AbstractDelegatingMutablePicoContainer.accept(AbstractDelegatingMutablePicoContainer.java:134)
at
com.intellij.openapi.extensions.impl.AreaPicoContainerImpl.getComponentInstance(AreaPicoContainerImpl.java:107)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.instantiateComponent(ComponentManagerImpl.java:195)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:76)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.a(ComponentManagerImpl.java:122)
at
com.intellij.openapi.components.impl.ComponentManagerImpl.initComponents(ComponentManagerImpl.java:290)
at
com.intellij.openapi.application.impl.ApplicationImpl.initComponents(ApplicationImpl.java:437)
at
com.intellij.openapi.application.impl.ApplicationImpl.load(ApplicationImpl.java:70)
at com.intellij.idea.IdeaApplication.run(IdeaApplication.java:34)
at com.intellij.idea.Main$3.run(Main.java:1)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
at
com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:11)
at com.intellij.ide.IdeEventQueue.a(IdeEventQueue.java:132)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:167)
at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

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