Error message in my log file that i am not able to find out

Hi,

i am receiving an error message in my log file that i am not able to find out where tis is coming from:

  • * Time
    
      17:36:37.941
    * Timestamp
    
      Jun 11, 2026, 4:36:37 PM
    * Level
    
      ERROR
    * Logger Class
    
      org.openhab.core.io.rest.core.internal.JSONResponseExceptionMapper
    * Message
    
      Unexpected exception occurred while processing REST request.
    * Stack Trace
    
      java.lang.IllegalStateException: Unrecognized configuration
      at org.apache.karaf.log.core.internal.LogServiceImpl.getDelegate(LogServiceImpl.java:71)
      at org.apache.karaf.log.core.internal.LogServiceImpl.getLevel(LogServiceImpl.java:89)
      at org.openhab.core.karaf.internal.LoggerResource.getLoggers(LoggerResource.java:89)
      at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
      at java.base/java.lang.reflect.Method.invoke(Method.java:580)
      at org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:179)
      at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
      at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:201)
      at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:104)
      at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:59)
      at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:96)
      at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:307)
      at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
      at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267)
      at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:234)
      at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:208)
      at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:160)
      at org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:225)
      at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:304)
      at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:222)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:497)
      at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:279)
      at org.ops4j.pax.web.service.spi.servlet.OsgiInitializedServlet.service(OsgiInitializedServlet.java:102)
      at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799)
      at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1656)
      at org.ops4j.pax.web.service.spi.servlet.OsgiFilterChain.doFilter(OsgiFilterChain.java:113)
      at org.ops4j.pax.web.service.jetty.internal.PaxWebServletHandler.doHandle(PaxWebServletHandler.java:334)
      at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
      at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600)
      at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
      at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
      at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
      at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
      at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
      at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
      at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)
      at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
      at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
      at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
      at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
      at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
      at org.ops4j.pax.web.service.jetty.internal.PrioritizedHandlerCollection.handle(PrioritizedHandlerCollection.java:96)
      at org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:772)
      at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
      at org.eclipse.jetty.server.Server.handle(Server.java:516)
      at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)
      at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)
      at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)
      at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
      at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
      at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
      at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
      at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
      at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
      at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
      at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
      at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)
      at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
      at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
      at java.base/java.lang.Thread.run(Thread.java:1583)
    

Any idea how to increase the log level to help me finding the source of the error? I am a bit stuck here.
It turned out after moving from Win OH4.x => Win OH5.x => Openhabian OH 5.x

Any idea/ help someone can provide?

thanks Karsten

It seems like this might be related to you trying to set the log level from the UI? What exactly are you doing when the log is generated, and what doesn’t work as a result?