Dear Programmers, and designer, All know about bug, at the same time if i have one bug in my program that make very high prority unsuccess work. so please every guys shold be know about exception managemnt. that y i had developed one Exception management Libaray in C# 1.1, 2.0. it's free not any commercial product. but that libaray has one .dll fil and help files. so if u wanna any programmer, developer, software engineer please send a request to me by my email. i can send whole product to u. and it's very high appriciate class.and also its had class diagram also. u can easly find and understand this management .dll. bye Thnks you very much Rams