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cannot call getoutputstream( ) after getwriter( )

sreedhar somi

Joined: Jun 27, 2006
Posts: 2
I am using poi api for generating excel sheets.iam creating workbook and sheets in my code.for writing the output iam using outputstream().
build and deployment successful. but when i ran the servlet on browser iam getting the following error.
cannot call getoutputstream() after getwriter()

is there any way to resolve this issue.
Ben Souther

Joined: Dec 11, 2004
Posts: 13410

Yes, call one or the other.
The HTTP protocol allows one response per request.

Java API J2EE API Servlet Spec JSP Spec How to ask a question... Simple Servlet Examples jsonf
I agree. Here's the link:
subject: cannot call getoutputstream( ) after getwriter( )