Take a look at the post byjumper-d-1981 from January. It has a description of which files need to be deleted to fix this issue. You might also reinstall QB from...
Rola02, the explanation provided above byjumper-d-1981 is apretty thorough review of how to address the issue involving a corrupted Intuit installation in which...
This thread has many suggested solutions to this error. After experiencing this yesterday, I spent many hours trying to reach Quicken support. First their call ...