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java.lang.IllegalArgeement

Alla Santosh Pavan Kumar
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October 5, 2025
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.

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