Errors with the l1witf.dll file may involve the installation software of Lotus 1-2-3 from the Lotus Development Corporation. This version of the software was bundled with Lotus SmartSuite, the Lotus office productivity system. The spreadsheet program of the set is Lotus 1-2-3. These kind of errors may require you to reinstall the software, but you might also be able to solve the issue by cleaning your registry.
Every file installed on your computer has an entry in the registry database. Windows uses the registry to find those files when you run a program. Mistakes in the registry can cause errors, and cleaning the registry is a matter of fixing those mistakes. But there are thousands of entries in the registry.
Instead of going through them manually, let ZookaWare PC Cleaner blast away registry mistakes. ZookaWare PC Cleaner will find and fix every error in your registry and get your system up and running again. Try a free ZookaWare PC Cleaner scan now to see what ZookaWare PC Cleaner can do for your registry.