java.lang.IllegalArgumentException: Request header is too large org.apache.coyote.http11.Http11InputBuffer.fill(Http11InputBuffer.java:777) org.apache.coyote.http11.Http11InputBuffer.parseHeader(Http11InputBuffer.java:971) org.apache.coyote.http11.Http11InputBuffer.parseHeaders(Http11InputBuffer.java:592) org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:293) org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:905) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741) org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190) org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) java.base/java.lang.Thread.run(Thread.java:1583)
Note The full stack trace of the root cause is available in the server logs.