no, the way you stated is the way to do it
make an invoice for each month manually
Resolution for 'backbill issue: 'How do I backbill a tenant in one step?' available: Yes.
The backbill 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 backbill issue yourself by looking for a resolution described in the article. If it is a complex backbill issue or you are unable to solve the issue, you may contact us by clicking here or by using other backbill support options.
For more information about resolving issues related to backbill in Quickbooks/QBO or to get support for the issue 'How do I backbill a tenant in one step?', click the link below: