ProtocolException is Thrown if Multibyte Characters is Specified for HttpServletResponse.sendError Method (Doc ID 1902525.1)

Last updated on AUGUST 17, 2023

Applies to:

Symptoms

ProtocolException is thrown if javax.servlet.http.HttpServletResponse.sendError(int sc, String msg) method is executed with the second argument 'msg' that includes multibyte characters. HTTP client cannot receive all the error message specified for sendError method.

The exception and related error are logged in WLS server log.

####... <Error> <HTTP> ... <BEA-101083> <Connection failure.
java.net.ProtocolException: Didn't meet stated Content-Length, wrote: '9' bytes instead of stated: '3' bytes.
        at weblogic.servlet.internal.ServletOutputStreamImpl.ensureContentLength(ServletOutputStreamImpl.java:463)
        at weblogic.servlet.internal.ServletResponseImpl.ensureContentLength(ServletResponseImpl.java:1496)
        at weblogic.servlet.internal.ServletResponseImpl.send(ServletResponseImpl.java:1570)
        at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1574)
        at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:254)
        at weblogic.work.ExecuteThread.execute(ExecuteThread.java:295)
        at weblogic.work.ExecuteThread.run(ExecuteThread.java:254)
>

The code specified for the first argument 'sc' of sendError method is logged in access.log as HTTP status code.

xxx.xxx.xxx.xxx - - [...] "GET /SendErrorServlet/senderrorservlet HTTP/1.1" 500 3

Cause

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