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NullPionterException problem trying to flush response output in wls6.1

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Patrick Babalola

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Dec 4, 2001, 9:08:08 AM12/4/01
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I am migrating from wls5.1 sp9 to wls6.1. I have codes in my servlet as below:

// Write to the browser
out.write( streamBuf.toByteArray() );
out.flush(); <--- throws NullPointerException here

It throws a NullPointerException in out.flush() as below. Was the flush implementation changed in wls6.1 or in the servlet API use by wls6.1? Or do I have sometime I need to configure in wls6.1? This code is working perfectly in wls5.1 sp9.


java.lang.NullPointerException at weblogic.servlet.internal.ChunkOutput.clearBuffer(ChunkOutput.java:23
1)at weblogic.servlet.internal.ChunkOutput.flush(ChunkOutput.java:251)at weblogic.servlet.internal.ChunkOutputWrapper.flush(ChunkOutputWrapper
.java:152)at weblogic.servlet.internal.ServletOutputStreamImpl.flush(ServletOutput
StreamImpl.java:119)
at com.ServletLoader.respond(ServletLoader.java:848)
at com.ServletLoader.doService(ServletLoader.java:722)
at com.ServletLoader.service(ServletLoader.java:583)at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubIm
pl.java:265) at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubIm
pl.java:200) at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppSe
rvletContext.java:2456)at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestIm
pl.java:2039)


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