When performing an update in Quicken Essentials you may receive Error 155. This error indicates your financial institution is blocking Quicken from accessing the financial institution's servers through your current connection type (see How Quicken Connects to Your Bank).
You will need an alternate method to download your transactions into Quicken.
Activate your account using Web Connect settings in order to download your transactions into Quicken.
Please try again in a few days to add or refresh this financial institution's accounts within Quicken.