Two ways for that to happen.

1.  You recently reconnected your bank acct feed after disconnecting.

2.  Bank […]

Resolution for 'Bank hiccup issue: 'reappearing bank transactions' available: Yes.

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

For more information about resolving issues related to Bank hiccup in Quickbooks/QBO or to get support for the issue 'reappearing bank transactions', click the link below: