Hi Ayman Rammal,
1. Have you made any recent changes on the computer?
2. Are you using any third party burning program to burn CD’s on the computer?
3. Does it happen with any CD or CD content you try to burn?
Method 1
Refer the article below and run the Fixit tool available, check if it helps.
If the Fixit tool does not help then perform the manual steps mentioned in the article below and check if it helps.
Your CD drive or DVD drive is missing or is not recognized by Windows or other programs
http://support.microsoft.com/kb/982116
Method 2
If the above step fails then check the status of the CD\DVD drive on the computer using device and also download and install the latest driver update for the drive, check if it helps.
How to manage devices in Windows XP
**http://support.microsoft.com/kb/283658**
Also refer the article below and check if it helps.
How to troubleshoot issues that occur when you write data to a CD-R or CD-RW optical disc in Windows XP