"This service is temporarily unavailable. Ensure that you have connectivity to this server. This error could be caused because you are working offline, your proxy settings are preventing your connection, or you are experiencing intermittent network issues"


......... Experiencing this issue when trying to open powerpoint or word from network.. Please suggest what could be the reason .. Also please suggest the solution .. Please.. Its very important and urgent.. Thanks

Word and powerpoint installed on win 7 system. People who are accessing this system are trainees. Trainees will have limited access. After downloading the file word/ppt to the system.. whrn thy try to open it .. they are facing this error. Can you please suggest me a solution for this.. Its very Important for me.. Please