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Hi,
we have been recently spammed with error messages from Mailoptin:
The optin campaign “Home” is failing to convert leads due to the following error “5: This list does not exist”
The optin campaign “Home” is failing to convert leads due to the following error “6: Logging in to a WordPress user list with ID 1 is not possible.”
We have received over 1000 mails in this regard and deactivated the plugin. How do we fix this? We haven’t changed anything. There was a Mailpoet update yesterday.
The page I need help with: [log in to see the link]