NOTE: It is recommended that you export all of the information for the Constituent before performing the merge to prevent data loss.
  1. Create a new constituent with the same name
  2. Go to Admin --> Merge Constituents
  3. Select the Merge From Constituent to be the Constituent that will not open
  4. Select the Merge To Constituent to be the newly created constituent
  5. Click the >> button to move all fields of information to the right that need to be merged
  6. Mark the Delete Source Constituent checkbox
  7. Click Merge Now