paaswd: Authentication service cannot retrieve authentication info.

Dear Debian users! Kindly ask for your help re. following problem (I am rather new in this buisness). Here at the college I want to set up a server -client system using nis. So far things work, but when it comes to changing passwords for any user, say user funny, as follows [EMAIL PROTECTED]

paaswd: Authentication service cannot retrieve authentication info.

Dear Debian users! Kindly ask for your help re. following problem (I am rather new in this buisness). Here at the college I want to set up a server -client system using nis. So far things work, but when it comes to changing passwords for any user, say user funny, as follows [EMAIL PROTECTED]