It’s possible that the payment was unlinked.

Let’s verify this by going to each invoices and apply all available credits. This way, it will be recorded as paid. Let me guide you with these steps:

  1. Click the + New button, and then select Receive Payment.
  2. Select a customer.
  3. Tick the open invoice under Outstanding Transactions.
  4. […]

Resolution for 'Clear Old Transactions issue: 'After switching over to quickbooks online from desktop, there are hundreds of old transactions showing up (payments, invoices & journal entries) dating back to 2010. Any ideas how to clear these out without messing up the accounts?' available: Yes.

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

For more information about resolving issues related to Clear Old Transactions in Quickbooks/QBO or to get support for the issue 'After switching over to quickbooks online from desktop, there are hundreds of old transactions showing up (payments, invoices & journal entries) dating back to 2010. Any ideas how to clear these out without messing up the accounts?', click the link below: