Open the Customer Center and use View menu > Re-Sort List. If that doesn’t help, go to File menu > Utilities, Rebuild this file.

Resolution for 'cannot complete issue: 'Hi, I am trying to merge two customers. That are at the same level. Every time I try, Quckbooks says that it cannot complete the transaction and needs to shut down.' available: Yes.

The cannot complete 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 cannot complete issue yourself by looking for a resolution described in the article. If it is a complex cannot complete issue or you are unable to solve the issue, you may contact us by clicking here or by using other cannot complete support options.

For more information about resolving issues related to cannot complete in Quickbooks/QBO or to get support for the issue 'Hi, I am trying to merge two customers. That are at the same level. Every time I try, Quckbooks says that it cannot complete the transaction and needs to shut down.', click the link below: