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Error 3371 indicates that your QuickBooks is not able to load the license data which may occur due to a missing company file. QuickBooks error 3371 status code 11118 comes into a fatal error category and it has to be addressed using the following measures.
1. Firstly, you will need to delete the ECML files that are stored in path C:\ProgramData\Intui\EntitlementClient\V8.
2. The next step is to update your Windows to the latest version.
3. If nothing works then performing a clean install remains a last resort. Go to the All program tab and click Windows update. Once the update process finishes You will need to recreate the damaged EntitlementDataStore.ecml file.
Hopefully, these solutions work well for you.
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