I  found the reference you noted and it is bad guidance to use JE at all. That would leave you with Open and Aging activities.

Resolution for 'Aging activities issue: 'Transfering money from one client to another. Instead of creating a bank account, could I just use my suspense as IntuitJames suggested?' available: Yes.

The Aging activities 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 Aging activities issue yourself by looking for a resolution described in the article. If it is a complex Aging activities issue or you are unable to solve the issue, you may contact us by clicking here or by using other Aging activities support options.

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