https://bz.apache.org/bugzilla/show_bug.cgi?id=64366
Bug ID: 64366
Summary: [sse] NPE while closing async http/2 connector
Product: Tomcat 9
Version: 9.0.34
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Connectors
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: -----
Seen in the log while closing normally the webapp and the container with
'systemctl stop tomcat9'
INFO [Thread-5] org.apache.coyote.AbstractProtocol.stop Stopping
ProtocolHandler ["https-openssl-apr-443"]
SEVERE [https-openssl-apr-443-exec-171]
org.apache.catalina.connector.CoyoteAdapter.asyncDispatch
Exception while processing an asynchronous request
java.lang.NullPointerException
at
org.apache.coyote.http11.filters.ChunkedOutputFilter.end(ChunkedOutputFilter.java:164)
at
org.apache.coyote.http11.Http11OutputBuffer.end(Http11OutputBuffer.java:231)
at
org.apache.coyote.http11.Http11Processor.finishResponse(Http11Processor.java:1133)
at
org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:385)
at org.apache.coyote.Response.action(Response.java:209)
at
org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:261)
at
org.apache.catalina.connector.Response.finishResponse(Response.java:441)
at
org.apache.catalina.connector.CoyoteAdapter.asyncDispatch(CoyoteAdapter.java:245)
at
org.apache.coyote.AbstractProcessor.dispatch(AbstractProcessor.java:237)
at
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:59)
at
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
at
org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:1998)
at
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
I suspect it's linked to the fact that the webapp uses an event-stream
datasource.
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