How To Manually Uninstall BG2: Throne of Bhaal (Back to Known Issues list)
Here is the procedure to manually uninstall BG2: Throne of Bhaal. This will also uninstall BG2: Shadows of Amn.
1. Edit the system registry using the regedit utility. Remove the following keys under "HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\Windows\CurrentVersion\App Paths\":
BG2Main.exe
bg2ep202.exe
2. Remove the following keys under "HKEY_LOCAL_MACHINE\ SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\":
English: {B8C3B479-1716-11D5-968A-0050BA84F5F7}
French: {43D4C77E-4339-11D5-96E7-0050BA84F5F7}
German: {5B09F344-4406-11D5-96E8-0050BA84F5F7}
Italian: {C3817924-440B-11D5-96E8-0050BA84F5F7}
Spanish: {68F40945-449D-11D5-96E9-0050BA84F5F7}
3. Go to your Program Files directory and find the hidden directory "InstallShield Installation Information" and delete the directories labeled:
English: {8DAE4336-2B71-11D4-9A6C-006067325E47} and {B8C3B479-1716-11D5-968A-0050BA84F5F7}
French: {43D4C77E-4339-11D5-96E7-0050BA84F5F7} and {5E30BDEB-9307-11D4-9AE0-006067325E47}
German: {5B09F344-4406-11D5-96E8-0050BA84F5F7} and {5E30BDEB-9307-11D4-9AE0-006067325E47}
Italian: {C3817924-440B-11D5-96E8-0050BA84F5F7} and {5E30BDEB-9307-11D4-9AE0-006067325E47}
Spanish: {68F40945-449D-11D5-96E9-0050BA84F5F7} and {5E30BDEB-9307-11D4-9AE0-006067325E47}
4. Manually delete all the files and directories created by the previous installation attempts (this should return the system to its state before the original installation attempt) and try again to install from the CD.
Hope this is what you were looking for
