[SLING-11978] IllegalStateException on shutdown

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Resource Merger 1.4.2
• Fix Version/s: Resource Merger 1.4.4
• Component/s: ResourceResolver
• Assignee: Carsten Ziegeler
• Reporter: Carsten Ziegeler
• Created: 21/Jul/23 12:01
• Updated: 31/Jul/23 11:02
• Resolved: 21/Jul/23 12:14

Description

The whiteboard might throw an IllegalStateException on shutdown:

21.07.2023 13:47:26.599 *ERROR* [FelixLogListener] org.apache.sling.resourcemerger.impl.MergedResourcePickerWhiteboard bundle org.apache.sling.resourcemerger:1.4.2 (567)[org.apache.sling.resourcemerger.impl.MergedResourcePickerWhiteboard(3441)] : The unbindMergedResourcePicker2 method has thrown an exception (java.lang.IllegalStateException: Service already unregistered.)
java.lang.IllegalStateException: Service already unregistered.
        at org.apache.felix.framework.ServiceRegistrationImpl.unregister(ServiceRegistrationImpl.java:142)
        at org.apache.sling.resourcemerger.impl.MergedResourcePickerWhiteboard.unregisterMergingResourceProvider(MergedResourcePickerWhiteboard.java:110) [org.apache.sling.resourcemerger:1.4.2]
        at org.apache.sling.resourcemerger.impl.MergedResourcePickerWhiteboard.unbindMergedResourcePicker2(MergedResourcePickerWhiteboard.java:81) [org.apache.sling.resourcemerger:1.4.2]