getOutputStream() has already been called for this response

Errors similar to the following will occasionally be seen in the cascade.log file:

An error occurred: null
ClientAbortException:  java.net.SocketException:
Connection reset by peer: socket write error

followed by:

Servlet.service() for servlet org.apache.jsp.WEB_002dINF.pages.common.error.generic_jsp
threw exception java.lang.IllegalStateException: 
getOutputStream() has already been called for this response

These messages are harmless and tend to occur when a user clicks to view an asset in the system, but clicks away (to another asset) before the first asset finishes loading.