Oracle Solution for Error ora-31135

ORA-31135: Resource has already been rendered

What triggered the Error:

One of the following has occurred: 1) Attempted to invoke setRender* method after the resource was rendered through a setRender* method or after data was written to the output stream. 2) Attempted to access the output stream of the resource after a setRender* method was executed on the resource.

What should we do to fix it:

Remove the method causing the problem.