maybe the webserver that is hosting your file don't have permission to run external programs.
Or the path variable was reset to an empty value so the application cannot find the "cat" program. -- André Moraes Analista de Desenvolvimento de Sistemas andr...@gmail.com http://andredevchannel.blogspot.com/ -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to google-web-tool...@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.