[NETBEANS-5351] Typescript editor reports NullPointerException from BreadcrumbsImpl

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 12.3
• Fix Version/s: 12.4
• Assignee: Matthias Bläsing
• Reporter: Matthias Bläsing
• Created: 10/Feb/21 19:00
• Updated: 13/Mar/21 15:56
• Resolved: 13/Mar/21 15:56

Description

It was observed, that opening typescript files resulted in an exception:

java.lang.NullPointerException
            at java.desktop/javax.swing.text.JTextComponent.getCaretPosition(JTextComponent.java:1704)
            at org.netbeans.modules.lsp.client.bindings.BreadcrumbsImpl.update(BreadcrumbsImpl.java:120)
            at org.netbeans.modules.lsp.client.bindings.BreadcrumbsImpl.lambda$run$1(BreadcrumbsImpl.java:92)
            at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
            at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770)
            at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
            at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
            at java.base/java.security.AccessController.doPrivileged(Native Method)
            at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
            at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740)
            at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
[catch] 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)