This is the message that pops us when accessing SDOWP from Firefox 3.6 on Mac OS 10.6
Similar message on IE 8.0.7600 on Windows 7 32bit
The Browser Version you are using is currently unsupported. Supported browsers are Netscape 4.72 to 4.77 and Internet Explorer 5.01 to 6.0. Please contact Rational Technical Support with any questions at support@rational.com.
While some data is displayed beyond the message, most of it isn't usable.
Perhaps it's time to upgrade you clearcase. ;-)
Cheers