How to Reinstall Spbasic.Dll in Illustrator

1. Download spbasic.dll from one of the many dynamic link library online libraries. Be sure to save the file to the 'C:\Windows\System32' folder. Alternatively, you can save the file to the desktop and drag it into the 'C:\Windows\System32' folder.
2. Click 'Start,' type 'cmd' into the search field and press 'Enter.' Type your administrator password if prompted. A command prompt opens.
3. Type the following command into the command prompt and press 'Enter.'regsvr32 spbasic.dll
4. Type 'exit' and press 'Enter' to close the command prompt.