Today we are going to look at the corruption of DLL files. There are many problems caused by DLL files. In such a way, missing or corrupt hall.dll is an important error to be noticed. This message occurs like “Missing or corrupt <Windows root>\system32\hal.dll”.After this message your system will stop to boot. This occurs only if the specified file cannot be identified by the Windows in boot.ini file location.
BIOS setting changes may cause this problem usually. If the BIOS settings may change the drive letters, the windows cannot find the right path. Another possibility is that the corruption of hal.dll file.
Solution 1
1. Check the BIOS settings to ensure that no errors have been occurred.
If the problem persists, try one of the following.
Solution 2
One of the easiest method is repairing the OS using Spotmau Powersuite Boot disc.
1. Insert the Spotmau PowerSuite Boot disc
2. Choose the Windows Recovery option
3. Choose Windows NT/2000/XP/2003/
4. Choose Recover HAL and SYSTEM
5. Choose the correct OS version, which you are using.
5. Click Recover.
Most probably, this will solve this error message.
If again the problem persists, follow another step.
Solution3

1. Insert the Windows XP CD in your system
2. Press R when prompted to repair the Windows.
3. Choose the Windows Installation that you want to repair.
4. When system prompted type the administrator password in required field.
5. Type “bootcfg /rebuild” and press enter.
6. Press Y when the command “Add installation to boot list?” Is displayed.
7. Type the name of Operating System which you are using when the command
“Enter Load Identifier” is displayed.
8. Press Enter when the command “Enter OS load Options” is displayed by leaving the
field blank.
9. Restart the computer and select the first item on the boot menu.
10. Click START and go to RUN.
11. In RUN command type msconfig.exe and click OK.
12. Select Boot.ini Tab.
13. Finally “Check All Boot Paths” to delete the corrupted entries.
Definitely, these steps will solve the problem.