Problems with http-binding and tado since 2.1

Hello,

since my update to the latest snapshot i got a problem with my tado items (getting values over http-binding).

in paperui i get the internal error 500 and habpanel shows “connection lost”.

in the error log i got this:

18:25:42.887 [ERROR] [ersey.server.ServerRuntime$Responder] - An I/O error has occurred while writing a response message entity to the container output stream.
org.glassfish.jersey.server.internal.process.MappableException: java.lang.NullPointerException
        at org.glassfish.jersey.server.internal.MappableExceptionWrapperInterceptor.aroundWriteTo(MappableExceptionWrapperInterceptor.java:92)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:162)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.message.internal.MessageBodyFactory.writeTo(MessageBodyFactory.java:1130)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.server.ServerRuntime$Responder.writeResponse(ServerRuntime.java:711)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.server.ServerRuntime$Responder.processResponse(ServerRuntime.java:444)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.server.ServerRuntime$Responder.process(ServerRuntime.java:434)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:329)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:315)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:297)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.internal.Errors.process(Errors.java:267)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317)[157:org.glassfish.jersey.core.jersey-common:2.22.2]
        at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:305)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1154)[158:org.glassfish.jersey.core.jersey-server:2.22.2]
        at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:473)[155:org.glassfish.jersey.containers.jersey-container-servlet-core:2.22.2]
        at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:427)[155:org.glassfish.jersey.containers.jersey-container-servlet-core:2.22.2]
        at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:388)[155:org.glassfish.jersey.containers.jersey-container-servlet-core:2.22.2]
        at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:341)[155:org.glassfish.jersey.containers.jersey-container-servlet-core:2.22.2]
        at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:228)[155:org.glassfish.jersey.containers.jersey-container-servlet-core:2.22.2]
        at com.eclipsesource.jaxrs.publisher.internal.ServletContainerBridge.service(ServletContainerBridge.java:76)[9:com.eclipsesource.jaxrs.publisher:5.3.1.201602281253]
        at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)[81:org.eclipse.jetty.servlet:9.2.19.v20160908]
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:587)[81:org.eclipse.jetty.servlet:9.2.19.v20160908]
        at org.ops4j.pax.web.service.jetty.internal.HttpServiceServletHandler.doHandle(HttpServiceServletHandler.java:71)[172:org.ops4j.pax.web.pax-web-jetty:4.3.0]
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)[79:org.eclipse.jetty.security:9.2.19.v20160908]
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.ops4j.pax.web.service.jetty.internal.HttpServiceContext.doHandle(HttpServiceContext.java:287)[172:org.ops4j.pax.web.pax-web-jetty:4.3.0]
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)[81:org.eclipse.jetty.servlet:9.2.19.v20160908]
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.ops4j.pax.web.service.jetty.internal.JettyServerHandlerCollection.handle(JettyServerHandlerCollection.java:80)[172:org.ops4j.pax.web.pax-web-jetty:4.3.0]
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.Server.handle(Server.java:499)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)[80:org.eclipse.jetty.server:9.2.19.v20160908]
        at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)[71:org.eclipse.jetty.io:9.2.19.v20160908]
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)[83:org.eclipse.jetty.util:9.2.19.v20160908]
        at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)[83:org.eclipse.jetty.util:9.2.19.v20160908]
        at java.lang.Thread.run(Thread.java:748)[:1.8.0_131]
Caused by: java.lang.NullPointerException

by deleting all items and adding them step by step again, i found out that my tado.items causes the error:

/* Tado Thermosthat Items via http-Binding */ 

String tado_wohnzimmer_Mode "Mode [%s]" { http="<[tado_wohnzimmer:60000:JSONPATH($.tadoMode)]" }
Number tado_wohnzimmer_Temp "Temp [%.1f °C]" { http="<[tado_wohnzimmer:60000:JSONPATH($.sensorDataPoints.insideTemperature.celsius)]" }
Number tado_wohnzimmer_SetTemp "SetTemp [%.1f °C]" { http="<[tado_wohnzimmer:60000:JSONPATH($.setting.temperature.celsius)]" }
Number tado_wohnzimmer_Humidity "Humidity" { http="<[tado_wohnzimmer:60000:JSONPATH($.sensorDataPoints.humidity.percentage)]" }
Number tado_wohnzimmer_HeatingPower "Heating Power" { http="<[tado_wohnzimmer:60000:JSONPATH($.activityDataPoints.heatingPower.percentage)]" }
Switch tado_wohnzimmer_WindowOpen "Fenster Wohnzimmer offen" { http="<[tado_wohnzimmer:60000:JSONPATH($.openWindow)]" }
Number tado_wohnzimmer_WindowOpen_remaining "Fenstermodus Wohnzimmer" { http="<[tado_wohnzimmer:60000:JSONPATH($.openWindow.remainingTimeInSeconds)]" }
String tado_wohnzimmer_manuelleSteuerung "Manuelle Steuerung Wohnzimmer" { http="<[tado_wohnzimmer:60000:JSONPATH($.overlayType)]" }
String tado_wohnzimmer_HeizungAn "Wohnzimmer Heizung an" { http="<[tado_wohnzimmer:60000:JSONPATH($.setting.power)]" }

String tado_badezimmer_Mode "Mode [%s]" { http="<[tado_badezimmer:60000:JSONPATH($.tadoMode)]" }
Number tado_badezimmer_Temp "Temp [%.1f °C]" { http="<[tado_badezimmer:60000:JSONPATH($.sensorDataPoints.insideTemperature.celsius)]" }
Number tado_badezimmer_SetTemp "SetTemp [%.1f °C]" { http="<[tado_badezimmer:60000:JSONPATH($.setting.temperature.celsius)]" }
Number tado_badezimmer_Humidity "Humidity" { http="<[tado_badezimmer:60000:JSONPATH($.sensorDataPoints.humidity.percentage)]" }
Number tado_badezimmer_HeatingPower "Heating Power" { http="<[tado_badezimmer:60000:JSONPATH($.activityDataPoints.heatingPower.percentage)]" }
Number tado_badezimmer_WindowOpen_remaining "Fenstermodus Badezimmer" { http="<[tado_badezimmer:60000:JSONPATH($.openWindow.remainingTimeInSeconds)]" }
String tado_badezimmer_manuelleSteuerung "Manuelle Steuerung Badezimmer" { http="<[tado_badezimmer:60000:JSONPATH($.overlayType)]" }
String tado_badezimmer_HeizungAn "Badezimmer Heizung an" { http="<[tado_badezimmer:60000:JSONPATH($.setting.power)]" }


String tado_schlafzimmer_Mode "Mode [%s]" { http="<[tado_schlafzimmer:60000:JSONPATH($.tadoMode)]" }
Number tado_schlafzimmer_Temp "Temp [%.1f °C]" { http="<[tado_schlafzimmer:60000:JSONPATH($.sensorDataPoints.insideTemperature.celsius)]" }
Number tado_schlafzimmer_SetTemp "SetTemp [%.1f °C]" { http="<[tado_schlafzimmer:60000:JSONPATH($.setting.temperature.celsius)]" }
Number tado_schlafzimmer_Humidity "Humidity" { http="<[tado_schlafzimmer:60000:JSONPATH($.sensorDataPoints.humidity.percentage)]" }
Number tado_schlafzimmer_HeatingPower "Heating Power" { http="<[tado_schlafzimmer:60000:JSONPATH($.activityDataPoints.heatingPower.percentage)]" }
Switch tado_schlafzimmer_WindowOpen "Fenster Schlafzimmer offen" { http="<[tado_schlafzimmer:60000:JSONPATH($.openWindow)]" }
Number tado_schlafzimmer_WindowOpen_remaining "Fenstermodus Schlafzimmer" { http="<[tado_schlafzimmer:60000:JSONPATH($.openWindow.remainingTimeInSeconds)]" }
String tado_schlafzimmer_manuelleSteuerung "Manuelle Steuerung Schlafzimmer" { http="<[tado_schlafzimmer:60000:JSONPATH($.overlayType)]" }
String tado_schlafzimmer_HeizungAn "Schlafzimmer Heizung an" { http="<[tado_schlafzimmer:60000:JSONPATH($.setting.power)]" }