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via Coderanch by Peter den Haan, 1 year ago
Cannot forward as OutputStream or Writer has already been obtained
withjava.lang.IllegalStateException: Cannot forward as OutputStream or Writer has alreadybeen obtained at org.apache.tomcat.facade.RequestDispatcherImpl.forward( at test.forward.DoubleForward.doGet( at javax.servlet.http.HttpServlet.service( at javax.servlet.http.HttpServlet.service(