https://bz.apache.org/bugzilla/show_bug.cgi?id=61903
Bug ID: 61903
Summary: NullPointerException in MimeHeaders
Product: Tomcat 8
Version: 8.5.23
Hardware: PC
OS: Mac OS X 10.1
Status: NEW
Severity: major
Priority: P2
Component: Catalina
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ----
when I am using tomcat-embed, the following exception appears in the console,
and this exception affect some http requests.
```
19:54:24.162 ERROR [http-nio-8779-exec-108]
o.a.c.c.C.[.[.[.[dispatcherServlet][?:?] -> Servlet.service() for servlet
[dispatcherServlet] in context with path [] threw exception
java.lang.NullPointerException: null
at
org.apache.tomcat.util.http.MimeHeaders.getName(MimeHeaders.java:201)
at
org.apache.catalina.connector.Response.getHeaderNames(Response.java:914)
at
org.apache.catalina.connector.ResponseFacade.getHeaderNames(ResponseFacade.java:639)
at
org.springframework.boot.actuate.trace.WebRequestTraceFilter.getResponseHeaders(WebRequestTraceFilter.java:221)
at
org.springframework.boot.actuate.trace.WebRequestTraceFilter.enhanceTrace(WebRequestTraceFilter.java:215)
at
org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:115)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
```
```
19:54:24.262 ERROR [http-nio-8779-exec-108] o.a.c.http11.Http11Processor[?:?]
-> Error processing request
java.lang.NullPointerException: null
at
org.apache.tomcat.util.http.MimeHeaders.setValue(MimeHeaders.java:320)
at
org.apache.coyote.http11.Http11Processor.prepareResponse(Http11Processor.java:1242)
at
org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:258)
at org.apache.coyote.Response.action(Response.java:175)
at org.apache.coyote.Response.sendHeaders(Response.java:357)
at
org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:303)
at
org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:263)
at
org.apache.catalina.connector.Response.finishResponse(Response.java:484)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:373)
at
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)
at
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
at
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at
cn.com.duiba.wolf.threadpool.MonitorRunnable.run(MonitorRunnable.java:57)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
19:54:24.272 ERROR [http-nio-8779-exec-108] o.a.c.http11.Http11Processor[?:?]
-> Error finishing response
java.lang.NullPointerException: null
at
org.apache.tomcat.util.http.MimeHeaders.setValue(MimeHeaders.java:320)
at
org.apache.coyote.http11.Http11Processor.prepareResponse(Http11Processor.java:1242)
at
org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:258)
at
org.apache.coyote.http11.Http11Processor.endRequest(Http11Processor.java:1523)
at
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:843)
at
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
at
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at
cn.com.duiba.wolf.threadpool.MonitorRunnable.run(MonitorRunnable.java:57)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
```
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