Campus manager topology services error

[smahmoudus]

I have LMS installed at a customer site and it was working fine but lately when i was preparing a session for the customer i tried to open the topology services under campus manager but i received the following error " unable to launch the application "

[Nael Mohammad]

What is the jre version you are using to launch topology services? What workstation are you using? Do you get the same behavior from the server? Post a screenshot of the error.