QB Issue Resolution:

You’ll want to add the accounts and split columns to show the General Ledger. On the report page click the Customize Report button under COLUMNS add the accounts and split and click OK.

I’ve also attached a screenshot for you to see it.

Resolution for Issue 'ap detail report' available: Yes (Solved).
Source: Intuit Community forum.

ap detail report: 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 Customize Report
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