Capital One Accounts in Quicken for Mac: 105 Error
This error occurs when the Capital One website is unavailable to download transactions to Quicken. This could be due to a website outage, or Capital One may be preventing Quicken from accessing the Capital One site due to very high traffic.
The only way to resolve this issue is to wait and try again later. If this issue persists for more than 48 hours, please contact Capital One.