## # tomcat启动时报错（如下）：
2020-08-21 08:27:11.115 |-ERROR [http-nio-9055-exec-8] org.springframework.boot.web.servlet.support.ErrorPageFilter [215] -| Cannot forward to error page for request [/medOrgDepartmentInfo/queryDepartment] as the response has already been committed. As a result, the response may have the wrong status code. If your application is running on WebSphere Application Server you may be able to resolve this problem by setting com.ibm.ws.webcontainer.invokeFlushAfterService to false
org.apache.catalina.connector.ClientAbortException: java.io.IOException: Broken pipe
## # 启动之后打印日志报错如下三个错误：**
一：
at org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.doWrite(NioEndpoint.java:1259)
at org.apache.tomcat.util.net.SocketWrapperBase.doWrite(SocketWrapperBase.java:670)
at org.apache.tomcat.util.net.SocketWrapperBase.writeBlocking(SocketWrapperBase.java:450)
at org.apache.tomcat.util.net.SocketWrapperBase.write(SocketWrapperBase.java:388)
at org.apache.coyote.http11.Http11OutputBuffer$SocketOutputBuffer.doWrite(Http11OutputBuffer.java:644)
at org.apache.coyote.http11.filters.IdentityOutputFilter.doWrite(IdentityOutputFilter.java:130)
at org.apache.coyote.http11.Http11OutputBuffer.doWrite(Http11OutputBuffer.java:235)
at org.apache.coyote.Response.doWrite(Response.java:568)
at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:351)
... 76 common frames omitted
AutoAcceptTask : 2020-08-21 08:30:00
二：
2020-08-21 08:40:38.936 |-ERROR [http-nio-9055-exec-11] org.springframework.boot.web.servlet.support.ErrorPageFilter [210] -| Cannot forward to error page for request [/appeal/case/deductions/detail/all/export] as the response has already been committed. As a result, the response may have the wrong status code. If your application is running on WebSphere Application Server you may be able to resolve this problem by setting com.ibm.ws.webcontainer.invokeFlushAfterService to false
AutoAcceptTask : 2020-08-21 08:45:00
^C
三：
21-Aug-2020 09:03:46.984 INFO [http-nio-9055-exec-16] org.apache.coyote.http11.Http11Processor.service Error parsing HTTP request header
Note: further occurrences of HTTP header parsing errors will be logged at DEBUG level.
java.lang.IllegalArgumentException: Request header is too large
at org.apache.coyote.http11.Http11InputBuffer.fill(Http11InputBuffer.java:702)
at org.apache.coyote.http11.Http11InputBuffer.parseHeader(Http11InputBuffer.java:848)
at org.apache.coyote.http11.Http11InputBuffer.parseHeaders(Http11InputBuffer.java:561)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:699)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455)
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)
```**
