Municipal Credit Union (NY) CC-503 error

hm3093
hm3093 Quicken Windows Subscription Member
edited November 8 in Download, Add/Update Accounts (Windows)

Up until about 1-2 weeks ago, I was able to download transaction from my bank (www.nymcu.org). Now, I have to go to my bank's website and manually download transactions. If I try to reset the account, when I enter my username and password for the account, I get the CC-503 error message. It is the correct username and password because I can sign on to my bank's website with no problems.

My PC is running Windows 11 Home and my version of
Quicken Classic Deluxe
Version R64.30
Build 27.1.64.30

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  • Quicken Anja
    Quicken Anja Moderator mod

    Hello @hm3093,

    Thanks for reaching out! The CC-503 error you’re seeing with Municipal Credit Union (NY) occurs when the bank tells Quicken that your login credentials are incorrect. Even if your username and password work on the bank’s website, there may be additional steps required by the bank to grant Quicken access.

    Please refer to the CC-503 support article for full guidance. The article covers verifying your bank login, updating your password in Quicken, resetting or deactivating/reactivating the accounts, and linking them back to existing accounts if needed. Following these steps should help resolve the issue.

    If you continue to experience errors after following the instructions, contacting Quicken Support directly will allow them to review your logs and escalate if needed.

    Thank you!

    -Quicken Anja
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