Exceptions during file search

[koppor]

und der error sagt

ERROR org.jabref.gui.LibraryTab - Could not retrieve search results!
rg.apache.lucene.index.IndexNotFoundException: no segments* file found in niofsdirectory@c:\users\koppor\appdata\local\org.jabref\J
5a-800494838 lockFactory=org.apache.lucene.store.NativeFSLockFactory@61f4df03: files: []

ggf https://stackoverflow.com/a/63673753/3450689

       at org.jabref.search.SearchParser$AtomExpressionContext.accept(SearchParser.java:171) ~[JabRef-100.0.0.jar:?]               
       at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18) ~[antlr4-runtime-4.9.2.jar:?] 
       at org.jabref.model.search.rules.GrammarBasedSearchRule$BibtexSearchVisitor.visitStart(GrammarBasedSearchRule.java:244) ~[Ja
.0.0.jar:?]                                                                                                                        
       at org.jabref.model.search.rules.GrammarBasedSearchRule$BibtexSearchVisitor.visitStart(GrammarBasedSearchRule.java:227) ~[Ja
.0.0.jar:?]                                                                                                                        
       at org.jabref.search.SearchParser$StartContext.accept(SearchParser.java:106) ~[JabRef-100.0.0.jar:?]                        
       at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18) ~[antlr4-runtime-4.9.2.jar:?] 
       at org.jabref.model.search.rules.GrammarBasedSearchRule.applyRule(GrammarBasedSearchRule.java:118) ~[JabRef-100.0.0.jar:?]  
       at org.jabref.logic.search.SearchQuery.isMatch(SearchQuery.java:77) ~[JabRef-100.0.0.jar:?]                                 
       at org.jabref.gui.search.SearchResultsTableDataModel.lambda$isMatchedBySearch$3(SearchResultsTableDataModel.java:51) ~[JabRe
0.jar:?]                                                                                                                           
       at java.util.Optional.map(Optional.java:260) ~[?:?]                                                                         
       at org.jabref.gui.search.SearchResultsTableDataModel.isMatchedBySearch(SearchResultsTableDataModel.java:51) ~[JabRef-100.0.0
       at org.jabref.gui.search.SearchResultsTableDataModel.lambda$new$1(SearchResultsTableDataModel.java:44) ~[JabRef-100.0.0.jar:
       at javafx.collections.transformation.FilteredList.refilter(FilteredList.java:332) ~[javafx.base:?]                          
       at javafx.collections.transformation.FilteredList$1.invalidated(FilteredList.java:102) ~[javafx.base:?]                     
       at javafx.beans.property.ObjectPropertyBase.markInvalid(ObjectPropertyBase.java:112) ~[javafx.base:?]                       
       at javafx.beans.property.ObjectPropertyBase$Listener.invalidated(ObjectPropertyBase.java:234) ~[javafx.base:?]              
       at com.sun.javafx.binding.ExpressionHelper$SingleInvalidation.fireValueChangedEvent(ExpressionHelper.java:136) ~[javafx.base
       at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:80) ~[javafx.base:?]                 
       at javafx.beans.binding.ObjectBinding.invalidate(ObjectBinding.java:176) ~[javafx.base:?]                                   
       at com.sun.javafx.binding.BindingHelperObserver.invalidated(BindingHelperObserver.java:52) ~[javafx.base:?]                 
       at com.sun.javafx.binding.ExpressionHelper$Generic.fireValueChangedEvent(ExpressionHelper.java:348) ~[javafx.base:?]        
       at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:80) ~[javafx.base:?]                 
       at javafx.beans.property.ObjectPropertyBase.fireValueChangedEvent(ObjectPropertyBase.java:106) ~[javafx.base:?]             
       at javafx.beans.property.ObjectPropertyBase.markInvalid(ObjectPropertyBase.java:113) ~[javafx.base:?]                       
       at javafx.beans.property.ObjectPropertyBase.set(ObjectPropertyBase.java:147) ~[javafx.base:?]                               
       at org.jabref.gui.JabRefFrame.lambda$init$16(JabRefFrame.java:629) ~[JabRef-100.0.0.jar:?]                                  
       at com.tobiasdiez.easybind.EasyBind.lambda$subscribe$1(EasyBind.java:493) ~[easybind-2.2.jar:?]                             
       at com.sun.javafx.binding.ExpressionHelper$Generic.fireValueChangedEvent(ExpressionHelper.java:360) ~[javafx.base:?]        
       at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:80) ~[javafx.base:?]                 
       at javafx.beans.property.ReadOnlyObjectPropertyBase.fireValueChangedEvent(ReadOnlyObjectPropertyBase.java:80) ~[javafx.base:
       at javafx.beans.property.ReadOnlyObjectWrapper.fireValueChangedEvent(ReadOnlyObjectWrapper.java:102) ~[javafx.base:?]       
       at javafx.beans.property.ObjectPropertyBase.markInvalid(ObjectPropertyBase.java:113) ~[javafx.base:?]                       
       at javafx.beans.property.ObjectPropertyBase.set(ObjectPropertyBase.java:147) ~[javafx.base:?]                               
       at javafx.scene.control.SelectionModel.setSelectedItem(SelectionModel.java:105) ~[javafx.controls:?]                        
       at javafx.scene.control.TabPane$TabPaneSelectionModel.select(TabPane.java:736) ~[javafx.controls:?]                         
       at javafx.scene.control.TabPane$TabPaneSelectionModel.select(TabPane.java:754) ~[javafx.controls:?]                         
       at javafx.scene.control.TabPane$TabPaneSelectionModel.select(TabPane.java:673) ~[javafx.controls:?]                         
       at com.sun.javafx.scene.control.behavior.TabPaneBehavior.selectTab(TabPaneBehavior.java:82) ~[javafx.controls:?]            
       at javafx.scene.control.skin.TabPaneSkin$TabHeaderSkin$5.handle(TabPaneSkin.java:1531) ~[javafx.controls:?]                 
       at javafx.scene.control.skin.TabPaneSkin$TabHeaderSkin$5.handle(TabPaneSkin.java:1509) ~[javafx.controls:?]                 
       at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86) ~[javafx.base:?]         
       at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:234) ~[javafx.base:?]            
       at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191) ~[javafx.base:?]            
       at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59) ~[javafx.base:?]   
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56) ~[javafx.base:?]                   
       at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114) ~[javafx.base:?]              
       at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74) ~[javafx.base:?]                                         
       at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54) ~[javafx.base:?]                                             
       at javafx.event.Event.fireEvent(Event.java:198) ~[javafx.base:?]                                                            
       at javafx.scene.Scene$MouseHandler.process(Scene.java:3897) ~[javafx.graphics:?]                                            
       at javafx.scene.Scene.processMouseEvent(Scene.java:1878) ~[javafx.graphics:?]                                               
       at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2623) ~[javafx.graphics:?]                                    
       at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:411) ~[javafx.graph
       at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:301) ~[javafx.graph
       at java.security.AccessController.doPrivileged(AccessController.java:399) ~[?:?]                                            
       at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$2(GlassViewEventHandler.java:450) ~[javafx.graphi
       at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:424) ~[javafx.graphics:?]              
       at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:449) ~[javafx.graphics:?]    
       at com.sun.glass.ui.View.handleMouseEvent(View.java:557) ~[javafx.graphics:?]                                               
       at com.sun.glass.ui.View.notifyMouse(View.java:943) ~[javafx.graphics:?]                                                    
       at com.sun.glass.ui.win.WinApplication._runLoop(Native Method) ~[javafx.graphics:?]                                         
       at com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:184) ~[javafx.graphics:?]                       
       at java.lang.Thread.run(Thread.java:833) [?:?]                                                                              
2:58:42.451 [JavaFX Application Thread] INFO  org.jabref.gui.LibraryTab - Index path for C:\git-repositories\papers\justus-adr-mana
r.bib is C:\Users\koppor\AppData\Local\org.jabref\JabRef\0.5a                                                                      
2:58:42.451 [JavaFX Application Thread] ERROR org.jabref.gui.LibraryTab - Could not retrieve search results!                       
rg.apache.lucene.index.IndexNotFoundException: no segments* file found in niofsdirectory@c:\users\koppor\appdata\local\org.jabref\J
5a\-800494838 lockFactory=org.apache.lucene.store.NativeFSLockFactory@61f4df03: files: []