Path location for stsndard part| SAC file error message

please does any one know way out for this problem of accessing standard part from part library,
Am having this error message any time i intend to use standard part
"standard parts is not configured correctly check the application menu|solid edge option| file location to ensure the path for the standard part SAC file is correctly set"
I try to check box at solid edge option for configuration but no luck,
I will be glad if any one can help.