QB Issue Resolution:

create the invoice and list what you are selling

you should have an item for pre-paid revenue, use that on the last line, enter the qty as a negative one, and enter the amount

the invoice should be zero due, save

Resolution for Issue 'How do I pay an invoice from a liability account (pre-paid revenue)?' available: Yes (Solved).
Source: Intuit Community forum.

How do I pay an invoice from a liability account (pre-paid revenue)?: 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 Invoice
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