Why is car getting zero power when key is on?

What is your question?

June 2010 edited June 2010 I have a 99 trooper in good condition, had not had any problems with starting left lights on, so i jumped it off 2 days ago nothing not even dome light, So put in new battery , checked terminals ,,no power to anything ??

How long has your 1998 Isuzu Trooper had this problem?

A year