withjava.lang.IllegalStateException: Cannot forward as OutputStream or Writer has already been obtained

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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 already been obtained
at org.apache.tomcat.facade.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:150)
at test.forward.DoubleForward.doGet(DoubleForward.java:20)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

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