Let me help you handle this concern, @tabletennisstore.
The error you received indicates that another user already connected the PayPal account at issue to your QuickBooks Online (QBO) account. Additionally, you can't connect both a parent account and its subaccounts simultaneously. Attempting to do so will result in a notification indicating that the account is already connected.
Here's what you need to do to avoid these types of errors when connecting your PayPal account:
Moreover, If you are still unable to proceed, I encourage you to contact our support team for further guidance and to investigate the error you encountered.
Once you've successfully connected, check out this article for future reference in handling bank transactions: Categorize online bank transactions in QuickBooks Online.
Let us know if you have follow-up questions about connecting accounts in QBO. I'm always around to help you.
You need a paid connector to do so.
You have clicked a link to a site outside of the QuickBooks or ProFile Communities. By clicking "Continue", you will leave the community and be taken to that site instead.
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