Let's get QuickBooks back up and running, Alfaris3092.
Error 3371, Status code -11118 means the software is unable to load the license data. This is possibly caused by missing or damaged files. An outdated windows OS or an anti-virus program can also cause this error. This is because it quarantines some Desktop data.
Although, if you're encountering the same error after trying the recommended steps, you'll have to work with your IT guy or get in touch with Microsoft. It's because your Windows Operating System might be damaged.
Of course, if you need something else, please let us know.