A/R means that someone owes you money, in this case two someones

So you can not pay one debt with anothers debt to you

Resolution for 'anothers debt issue: 'how can i clear of transactions against each other in A/R' available: Yes.

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

For more information about resolving issues related to anothers debt in Quickbooks/QBO or to get support for the issue 'how can i clear of transactions against each other in A/R', click the link below: