From the demo: ferror printed the stack-trace twice, for the bad write call.
swagiaal: Fixed 5848: ferror prints duplicate stack traces and errors. frysk-core/frysk/bindir/ChangeLog +2008-03-06 Sami Wagiaalla <swagiaal@redhat.com> + + * ferror.java: Now reads entire length of string + being outputed. +