java.lang.IllegalArgumentException: Request header is too large

Stack Overflow | Aneri Bhatt | 4 months ago
  1. 0
    This error is caused by malformed HTTP request. You are trying to access unsecured page through https.
  2. 0
    Some bots are sending malformed HTTP requests to your site. Try to find their IP addresses in the access logs and ask them to fix the bots or blacklist them.
  3. 0
    URI part of the request contains invalid characters. You may try to encode the path from the URI. Check RFC7230 and RFC3986 documentation below. https://www.ietf.org/rfc/rfc3986.txt and https://tools.ietf.org/html/rfc7230
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  5. 0

    Can not Update Gujarati Data[jsp servlet] using mysql

    Stack Overflow | 4 months ago | Aneri Bhatt
    java.lang.IllegalArgumentException: Request header is too large
  6. 0

    Request header is too large - Spring + JSF + Hibernate project [Solved] (Tomcat forum at Coderanch)

    coderanch.com | 6 months ago
    java.lang.IllegalArgumentException: Request header is too large

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Root Cause Analysis

  1. java.lang.IllegalArgumentException

    Request header is too large

    at org.apache.coyote.http11.AbstractNioInputBuffer.parseHeaders()
  2. Grizzly HTTP
    NioEndpoint$SocketProcessor.run
    1. org.apache.coyote.http11.AbstractNioInputBuffer.parseHeaders(AbstractNioInputBuffer.java:392)
    2. org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1025)
    3. org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:674)
    4. org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1500)
    5. org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1456)
    5 frames
  3. Java RT
    ThreadPoolExecutor$Worker.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    2 frames
  4. Tomcat Util
    TaskThread$WrappingRunnable.run
    1. org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    1 frame
  5. Java RT
    Thread.run
    1. java.lang.Thread.run(Unknown Source)
    1 frame