java.lang.IllegalArgumentException

Request header is too large

Samebug tips3

You might send a large amount of data in the request URL. Consider sending it in the request body.


This error is caused by malformed HTTP request. You are trying to access unsecured page through https.


Don't give up yet. Our experts can help. Paste your full stack trace to get a solution.

Solutions on the web7758

  • Request header is too large
  • Request header is too large
  • Request header is too large
  • Stack trace

    • java.lang.IllegalArgumentException: Request header is too large at org.apache.coyote.http11.InternalNioInputBuffer.fill(InternalNioInputBuffer.java:111)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at org.apache.coyote.http11.AbstractNioInputBuffer.parseRequestLine(AbstractNioInputBuffer.java:267)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1013)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)[na:1.8.0_60] at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)[na:1.8.0_60] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)[tomcat-embed-core-8.0.36.jar!/:8.0.36] at java.lang.Thread.run(Unknown Source)[na:1.8.0_60]

    Write tip

    You have a different solution? A short tip here would help you and many other users who saw this issue last week.

    Users with the same issue

    3 times, 6 months ago
    Once, 6 months ago
    Unknown user
    Once, 10 months ago
    Unknown user
    Once, 11 months ago
    Unknown user
    Once, 1 year ago
    28 more bugmates