2017-12-13 15:39:34,328 [ERROR] Failed executing POST /engine/default/history/variable-instance [org.jboss.resteasy.core.SynchronousDispatcher] [http-bio-8080-exec-17] [org.jboss.resteasy.logging.impl.Slf4jLogger.error(Slf4jLogger.java:143)] [{}] org.jboss.resteasy.spi.WriterException: org.apache.catalina.connector.ClientAbortException: java.net.SocketException: Datenübergabe unterbrochen (broken pipe) at org.jboss.resteasy.core.ServerResponse.writeTo(ServerResponse.java:262) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.SynchronousDispatcher.writeJaxrsResponse(SynchronousDispatcher.java:602) [resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:528) [resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.SynchronousDispatcher.invokePropagateNotFound(SynchronousDispatcher.java:169) [resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:212) [resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.plugins.server.servlet.FilterDispatcher.doFilter(FilterDispatcher.java:59) [resteasy-jaxrs-2.3.5.Final.jar:?] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.75] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.75] at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:41) [camunda-engine-rest-core-7.7.3-ee.jar:7.7.3-ee] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.75] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.75] at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:95) [camunda-engine-rest-core-7.7.3-ee.jar:7.7.3-ee] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.75] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.75] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218) [catalina.jar:7.0.75] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) [catalina.jar:7.0.75] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506) [catalina.jar:7.0.75] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) [catalina.jar:7.0.75] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) [catalina.jar:7.0.75] at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962) [catalina.jar:7.0.75] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) [catalina.jar:7.0.75] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:452) [catalina.jar:7.0.75] at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1087) [tomcat-coyote.jar:7.0.75] at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637) [tomcat-coyote.jar:7.0.75] at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316) [tomcat-coyote.jar:7.0.75] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_60] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_60] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-coyote.jar:7.0.75] at java.lang.Thread.run(Thread.java:745) [?:1.8.0_60] Caused by: org.apache.catalina.connector.ClientAbortException: java.net.SocketException: Datenübergabe unterbrochen (broken pipe) at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:410) ~[catalina.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:480) ~[tomcat-coyote.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:366) ~[tomcat-coyote.jar:7.0.75] at org.apache.catalina.connector.OutputBuffer.writeBytes(OutputBuffer.java:435) ~[catalina.jar:7.0.75] at org.apache.catalina.connector.OutputBuffer.write(OutputBuffer.java:423) ~[catalina.jar:7.0.75] at org.apache.catalina.connector.CoyoteOutputStream.write(CoyoteOutputStream.java:91) ~[catalina.jar:7.0.75] at org.jboss.resteasy.plugins.server.servlet.HttpServletResponseWrapper$DeferredOutputStream.write(HttpServletResponseWrapper.java:46) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.util.CommitHeaderOutputStream.write(CommitHeaderOutputStream.java:52) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at com.fasterxml.jackson.core.json.UTF8JsonGenerator._flushBuffer(UTF8JsonGenerator.java:2003) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.core.json.UTF8JsonGenerator._writeBytes(UTF8JsonGenerator.java:1095) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.core.json.UTF8JsonGenerator.writeFieldName(UTF8JsonGenerator.java:254) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:691) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:675) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:157) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serializeContents(CollectionSerializer.java:149) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serialize(CollectionSerializer.java:111) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serialize(CollectionSerializer.java:24) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:253) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1384) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:889) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.jaxrs.base.ProviderBase.writeTo(ProviderBase.java:635) ~[jackson-jaxrs-base-2.6.3.jar:2.6.3] at org.jboss.resteasy.core.interception.MessageBodyWriterContextImpl.proceed(MessageBodyWriterContextImpl.java:117) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.plugins.interceptors.encoding.GZIPEncodingInterceptor.write(GZIPEncodingInterceptor.java:104) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.interception.MessageBodyWriterContextImpl.proceed(MessageBodyWriterContextImpl.java:123) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.ServerResponse.writeTo(ServerResponse.java:250) ~[resteasy-jaxrs-2.3.5.Final.jar:?] ... 28 more Caused by: java.net.SocketException: Datenübergabe unterbrochen (broken pipe) at java.net.SocketOutputStream.socketWrite0(Native Method) ~[?:1.8.0_60] at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:109) ~[?:1.8.0_60] at java.net.SocketOutputStream.write(SocketOutputStream.java:153) ~[?:1.8.0_60] at org.apache.coyote.http11.InternalOutputBuffer.realWriteBytes(InternalOutputBuffer.java:216) ~[tomcat-coyote.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:480) ~[tomcat-coyote.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:366) ~[tomcat-coyote.jar:7.0.75] at org.apache.coyote.http11.InternalOutputBuffer$OutputStreamOutputBuffer.doWrite(InternalOutputBuffer.java:239) ~[tomcat-coyote.jar:7.0.75] at org.apache.coyote.http11.filters.ChunkedOutputFilter.doWrite(ChunkedOutputFilter.java:119) ~[tomcat-coyote.jar:7.0.75] at org.apache.coyote.http11.AbstractOutputBuffer.doWrite(AbstractOutputBuffer.java:192) ~[tomcat-coyote.jar:7.0.75] at org.apache.coyote.Response.doWrite(Response.java:499) ~[tomcat-coyote.jar:7.0.75] at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:405) ~[catalina.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:480) ~[tomcat-coyote.jar:7.0.75] at org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:366) ~[tomcat-coyote.jar:7.0.75] at org.apache.catalina.connector.OutputBuffer.writeBytes(OutputBuffer.java:435) ~[catalina.jar:7.0.75] at org.apache.catalina.connector.OutputBuffer.write(OutputBuffer.java:423) ~[catalina.jar:7.0.75] at org.apache.catalina.connector.CoyoteOutputStream.write(CoyoteOutputStream.java:91) ~[catalina.jar:7.0.75] at org.jboss.resteasy.plugins.server.servlet.HttpServletResponseWrapper$DeferredOutputStream.write(HttpServletResponseWrapper.java:46) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.util.CommitHeaderOutputStream.write(CommitHeaderOutputStream.java:52) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at com.fasterxml.jackson.core.json.UTF8JsonGenerator._flushBuffer(UTF8JsonGenerator.java:2003) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.core.json.UTF8JsonGenerator._writeBytes(UTF8JsonGenerator.java:1095) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.core.json.UTF8JsonGenerator.writeFieldName(UTF8JsonGenerator.java:254) ~[jackson-core-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:691) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:675) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:157) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serializeContents(CollectionSerializer.java:149) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serialize(CollectionSerializer.java:111) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.std.CollectionSerializer.serialize(CollectionSerializer.java:24) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:253) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1384) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:889) ~[jackson-databind-2.6.3.jar:2.6.3] at com.fasterxml.jackson.jaxrs.base.ProviderBase.writeTo(ProviderBase.java:635) ~[jackson-jaxrs-base-2.6.3.jar:2.6.3] at org.jboss.resteasy.core.interception.MessageBodyWriterContextImpl.proceed(MessageBodyWriterContextImpl.java:117) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.plugins.interceptors.encoding.GZIPEncodingInterceptor.write(GZIPEncodingInterceptor.java:104) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.interception.MessageBodyWriterContextImpl.proceed(MessageBodyWriterContextImpl.java:123) ~[resteasy-jaxrs-2.3.5.Final.jar:?] at org.jboss.resteasy.core.ServerResponse.writeTo(ServerResponse.java:250) ~[resteasy-jaxrs-2.3.5.Final.jar:?] ... 28 more