OH 3.3. unexpected exception occurred while processing REST request

Hello,

i use OH3 and after a while i got this error message:

15:44:15.598 [ERROR] [org.apache.cxf.jaxrs.utils.JAXRSUtils] - Problem with writing the data, class org.openhab.core.io.rest.Stream2JSONInputStream, ContentType: application/json
15:44:15.601 [ERROR] [.internal.JSONResponseExceptionMapper] - Unexpected exception occurred while processing REST request.
java.lang.ClassCastException: class org.smarthomej.binding.amazonechocontrol.internal.handler.AccountHandler cannot be cast to class org.openhab.binding.amazonechocontrol.internal.handler.AccountHandler (org.smarthomej.binding.amazonechocontrol.internal.handler.AccountHandler is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @145f8c5; org.openhab.binding.amazonechocontrol.internal.handler.AccountHandler is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @1757a89)
        at org.openhab.binding.amazonechocontrol.internal.AmazonEchoDynamicStateDescriptionProvider.findHandler(AmazonEchoDynamicStateDescriptionProvider.java:77) ~[?:?]
        at org.openhab.binding.amazonechocontrol.internal.AmazonEchoDynamicStateDescriptionProvider.getStateDescription(AmazonEchoDynamicStateDescriptionProvider.java:153) ~[?:?]
        at org.openhab.core.thing.internal.ChannelStateDescriptionProvider.getDynamicStateDescription(ChannelStateDescriptionProvider.java:135) ~[?:?]
        at org.openhab.core.thing.internal.ChannelStateDescriptionProvider.getStateDescription(ChannelStateDescriptionProvider.java:120) ~[?:?]
        at org.openhab.core.thing.internal.ChannelStateDescriptionProvider.getStateDescriptionFragment(ChannelStateDescriptionProvider.java:86) ~[?:?]
        at org.openhab.core.internal.service.StateDescriptionServiceImpl.getMergedStateDescriptionFragments(StateDescriptionServiceImpl.java:71) ~[?:?]
        at org.openhab.core.internal.service.StateDescriptionServiceImpl.getStateDescription(StateDescriptionServiceImpl.java:63) ~[?:?]
        at org.openhab.core.items.GenericItem.getStateDescription(GenericItem.java:409) ~[?:?]
        at org.openhab.core.io.rest.core.item.EnrichedItemDTOMapper.considerTransformation(EnrichedItemDTOMapper.java:143) ~[?:?]
        at org.openhab.core.io.rest.core.item.EnrichedItemDTOMapper.map(EnrichedItemDTOMapper.java:81) ~[?:?]
        at org.openhab.core.io.rest.core.item.EnrichedItemDTOMapper.map(EnrichedItemDTOMapper.java:64) ~[?:?]
        at org.openhab.core.io.rest.core.internal.item.ItemResource.lambda$2(ItemResource.java:219) ~[?:?]
        at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195) ~[?:?]
        at java.util.HashMap$KeySpliterator.tryAdvance(HashMap.java:1624) ~[?:?]
        at java.util.stream.StreamSpliterators$WrappingSpliterator.lambda$initPartialTraversalState$0(StreamSpliterators.java:294) ~[?:?]
        at java.util.stream.StreamSpliterators$AbstractWrappingSpliterator.fillBuffer(StreamSpliterators.java:206) ~[?:?]
        at java.util.stream.StreamSpliterators$AbstractWrappingSpliterator.doAdvance(StreamSpliterators.java:169) ~[?:?]
        at java.util.stream.StreamSpliterators$WrappingSpliterator.tryAdvance(StreamSpliterators.java:300) ~[?:?]
        at java.util.Spliterators$1Adapter.hasNext(Spliterators.java:681) ~[?:?]
        at org.openhab.core.io.rest.Stream2JSONInputStream.fillBuffer(Stream2JSONInputStream.java:91) ~[?:?]
        at org.openhab.core.io.rest.Stream2JSONInputStream.read(Stream2JSONInputStream.java:67) ~[?:?]
        at java.io.InputStream.read(InputStream.java:280) ~[?:?]
        at java.io.InputStream.transferTo(InputStream.java:704) ~[?:?]
        at org.openhab.core.io.rest.core.internal.GsonMessageBodyWriter.writeTo(GsonMessageBodyWriter.java:83) ~[?:?]
        at org.openhab.core.io.rest.core.internal.MediaTypeExtension.writeTo(MediaTypeExtension.java:84) ~[?:?]
        at org.apache.cxf.jaxrs.utils.JAXRSUtils.writeMessageBody(JAXRSUtils.java:1543) ~[bundleFile:3.4.5]
        at org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.serializeMessage(JAXRSOutInterceptor.java:249) ~[bundleFile:3.4.5]
        at org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.processResponse(JAXRSOutInterceptor.java:122) ~[bundleFile:3.4.5]
        at org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.handleMessage(JAXRSOutInterceptor.java:84) ~[bundleFile:3.4.5]
        at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) ~[bundleFile:3.4.5]
        at org.apache.cxf.interceptor.OutgoingChainInterceptor.handleMessage(OutgoingChainInterceptor.java:90) ~[bundleFile:3.4.5]
        at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:265) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:234) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:208) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:160) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:225) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:298) ~[bundleFile:3.4.5]
        at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:222) ~[bundleFile:3.4.5]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) ~[bundleFile:3.1.0]
        at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:273) ~[bundleFile:3.4.5]
        at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:550) ~[bundleFile:9.4.46.v20220331]
        at org.ops4j.pax.web.service.jetty.internal.HttpServiceServletHandler.doHandle(HttpServiceServletHandler.java:74) ~[bundleFile:?]
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440) ~[bundleFile:9.4.46.v20220331]
        at org.ops4j.pax.web.service.jetty.internal.HttpServiceContext.doHandle(HttpServiceContext.java:294) ~[bundleFile:?]
        at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) ~[bundleFile:9.4.46.v20220331]
        at org.ops4j.pax.web.service.jetty.internal.JettyServerHandlerCollection.handle(JettyServerHandlerCollection.java:90) ~[bundleFile:?]
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.Server.handle(Server.java:516) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487) ~[bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883) [bundleFile:9.4.46.v20220331]
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034) [bundleFile:9.4.46.v20220331]
        at java.lang.Thread.run(Thread.java:834) [?:?]

Unfortunately, since smarthome/j isn’t part of the OH project you will probably have a better chance at support by filing an issue on the smarthome/j repo.

i couldn’t found smarthomej in my binding list :frowning:

No, Smarthome/J is the third party marketplace where the Amazon Echo Control add-on appears to come from.

class org.smarthomej.binding.amazonechocontrol.internal.handler.AccountHandler

where can i found it?

Now i got this Error Message

(i use the official Binding: Amazon Echo Control - Bindings | openHAB)

Dispatching/filtering event for subscriber 'org.openhab.core.events.EventSubscriber' failed: Last segment must not be blank: [amazonechocontrol, echoshow, f65xxxxx, G091MK061XXXX, ]
java.lang.IllegalArgumentException: Last segment must not be blank: [amazonechocontrol, echoshow, f65xxxxx, G091MK061XXXX, ]
        at org.openhab.core.common.AbstractUID.<init>(AbstractUID.java:79) ~[?:?]
        at org.openhab.core.common.AbstractUID.<init>(AbstractUID.java:59) ~[?:?]
        at org.openhab.core.thing.UID.<init>(UID.java:57) ~[?:?]
        at org.openhab.core.thing.ThingUID.<init>(ThingUID.java:139) ~[?:?]
        at org.openhab.core.thing.ChannelUID.getThingUID(ChannelUID.java:150) ~[?:?]
        at org.openhab.core.thing.internal.CommunicationManager.lambda$11(CommunicationManager.java:407) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[?:?]
        at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) ~[?:?]
        at java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) ~[?:?]
        at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) ~[?:?]
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) ~[?:?]
        at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
        at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) ~[?:?]
        at org.openhab.core.thing.internal.CommunicationManager.handleEvent(CommunicationManager.java:405) ~[?:?]
        at org.openhab.core.thing.internal.CommunicationManager.receiveUpdate(CommunicationManager.java:370) ~[?:?]
        at org.openhab.core.thing.internal.CommunicationManager.receive(CommunicationManager.java:189) ~[?:?]
        at org.openhab.core.internal.events.EventHandler.lambda$0(EventHandler.java:151) ~[?:?]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?]
        at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
        at java.lang.Thread.run(Thread.java:834) [?:?]

as i unterstand it should work with the new OH 3.4 Version.
Do you know how to fix this error?

Make sure you’ve followed the instructions to install it and if an error persists ask for help on the smarthome/j github.