Non-English versions of a donation form will default to the English error message if the non-English error messages have not been specified. To specify the non-English error message:
  1. Navigate to Fundraising > Donation Management > All Donation Forms tab
  2. Click Edit beside the Donation Form
  3. Select Design Donor Screens
  4. Click Edit beside the Donation Form
  5. Select the appropriate language tab below the "Select data elements to include in this form:" box [such as French (Canada) or Spanish (United States)] and update the 'Conditional Message - Donor has Already Donated' field
  6. Click Save