[arif] Do you see graphviz in start menu?
[shashi] Yes I can see it in the start menu. However, I am cannot find Dot.exe reqired for Protégé application.
If you see the menu items and can't find the executables , it is really
Can you use windows' search tool and search the entire hdd for dot.exe.
Because I know windows vista have two different set of system folders one
for 32 bit one for 64 for bit and your default program files folder might be
somewhere else if you have a 64 bit machine.
You can also run gvedit and try to create a layout. It should automatically