QB Issue Resolution:

The 2014 & prior QuickBooks program is not Sierra compatible. You need to upgrade to either 2015 & 2016 program.

Resolution for Issue 'upgraded my Mac and now my quickbooks 2014 does not work – tried the restore instructions and have not had any success' available: Yes (Solved).
Source: Intuit Community forum.

upgraded my Mac and now my quickbooks 2014 does not work – tried the restore instructions and have not had any success: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for any success
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Error Recovery for any success [Canada]
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