idea 运行tomcat报错了。找不到原因
控制台如下
07-Nov-2022 16:10:51.792 严重 [http-nio-8080-exec-4] org.apache.coyote.http11.Http11Processor.service 错误的处理请求
java.lang.NullPointerException: Cannot invoke "org.apache.tomcat.util.net.SocketWrapperBase.write(boolean, java.nio.ByteBuffer)" because "this.this$0.socketWrapper" is null
at org.apache.coyote.http11.Http11OutputBuffer$SocketOutputBuffer.doWrite(Http11OutputBuffer.java:530)
at org.apache.coyote.http11.filters.IdentityOutputFilter.doWrite(IdentityOutputFilter.java:73)
at org.apache.coyote.http11.Http11OutputBuffer.doWrite(Http11OutputBuffer.java:189)
at org.apache.coyote.Response.doWrite(Response.java:599)
at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:328)
at org.apache.catalina.connector.OutputBuffer.flushByteBuffer(OutputBuffer.java:758)
at org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:287)
at org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:240)
at org.apache.catalina.connector.Response.finishResponse(Response.java:441)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:374)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1417)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.base/java.lang.Thread.run(Thread.java:833)
07-Nov-2022 16:10:51.793 严重 [http-nio-8080-exec-4] org.apache.coyote.http11.Http11Processor.endRequest 错误完成相应
java.lang.NullPointerException: Cannot invoke "org.apache.tomcat.util.net.SocketWrapperBase.flush(boolean)" because "this.this$0.socketWrapper" is null
because "this.this$0.socketWrapper" is null 因为socketWrapper为空