Here is a quick note if users get these sorts of error (Error cc-502) than quicken would like users to first go and check the Quicken Community for alerts which can be found on the widespread issues. In these sorts of situation, we recommended that user should not deactivate and reactive their account as it could lead to some other problem. We will be providing users the ways by which we can they can fix Quicken error cc-502. So, follow the step provided below.
• Users must first make sure that the user have installed the lasted version of Quicken in their system.
• After the process we suggest user to wait for a day and then refresh online account information.
• If the waiting process don’t work than
1) Open your transaction register to check for error message.
2) Click on the gear icon and select Update now.
So with the following procedure any Quicken user will be able to solve the error code. If users have questions and want to know more about it than call us at 1-800-790-0037.

More Info: https://zumvu.com/quickensupportservice/about/