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mp_connector Not Working? Common Errors and How to Fix Them

Getting an error with mp_connector during store migration? Here are the most common causes and how to fix them quickly.

If you're seeing an error related to mp_connector, it's usually one of the following issues:

  1. Common errors:

  • Incorrect URL for the website.

  • The mp_connector folder was not uploaded to the website.

  • The connector.php file was uploaded without its parent folder, mp_connector.

  • Incorrect permissions for the mp_connector file or folder: see how to fix permissions

  • Wrong cart type selected, or the mp_connector cannot read your database configuration file

2. Technical errors:

  • The mp_connector was downloaded from a different account → Invalid secret token

  • Expired SSL/TLS certificate

  • Password authentication is enabled on the homepage

  • The web server is blocking POST requests from remote servers

Our Migrationpro Support Team is here to help!

If none of the above resolves the issue, reach out via Live Chat or email, and we'll take a look at [email protected]

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