QB Issue Resolution:

I would check with ADP on this question.  They would need to provide you with an importable file ( . qbo).   For most outside payroll services, the client generally has to make the entries via a journal entry.  Which is why I recommend using qbo payroll service.

Resolution for Issue 'ADP import to QuickBooks Online' available: Yes (Solved).
Source: Intuit Community forum.

ADP import to QuickBooks Online: 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.

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