Thank you alot, your post solve the issue, i did as follow:
1- Open Add/Remove Programs
2- Choose "Microsoft SQL Server 2005" and Press "Change"
3- From "SQL Server Common Components" choose "Workstation Components" Radio Button, then Next.
4- After Removal complete.
5- open setup exe from folder "~\SQL 2005\SQL Server x86\Tools\"
6- Accept and Next, Next, ...
7- In Feature Selection Tab, you can activate
"Client Components -> Management Tools" only or Activate All.
8- Next, to Finish.
it Works.
