Scenario: A user has already connected his Inbox with leadSquared and again trying to connect same email account with another LeadSquared account,  would come across the below error.

Note: At a time only one email account can be connected with one leadSquared login.

Solution:/workaround: Requesting dev team, we can untag a email id which is already connected with one account and then user can connect his inbox with desired leadSquared account.