Help, I've identified an ancestor that had duplicate profiles... when I attempted to merge them I got a message saying that both were Master Profiles and one needed to be de-mastered before the merge could be completed. Haven't the faintest clue what to do next!
Here's what I found:
Sarah Clark

| Wife Of | Thomas Tolman, Jr. |
| Mother Of | Ann Lyon (Tolman), Cahill Tolman, Hannah Tolman, John Tolman, Mary Collins (Tolman) and 4 others |
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| Living | false |
| Birth Date | c. 1611 |
| Death Date | 11/7/1677 |
| First Name | Sarah |
| Last Name | Clark |
| Maiden Name | Clark |
| Gender | Female |
| Birth Location | Dorset, Dorchester, England |
| Death Location | Dorchester, Suffolk, Massachussets |
| Burial Date |
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| Managers | Peter Andrew Jay, Aaron Drew McKay, Kristi Laurel Mas, Andriana Brooke Windham, David Alan Blair, John Frederick Potter, Martin Severin Eriksen, Scott David Hibbard, Angela Kae Steinmetz, Christopher Michael Jackson, Duane Brightman Reynolds, Randall Duane Crane and Gregory Richard Clark « less |
Catherine (Sarah) Collins
| Wife Of | Thomas Tolman, Jr. |
| Mother Of | Ann Lyon (Tolman) |
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| Living | false |
| Birth Date | c. 1610 |
| Death Date | 11/7/1677 |
| First Name | Catherine |
| Middle Name | (Sarah) |
| Last Name | Collins |
| Maiden Name | Collins |
| Gender | Female |
| Birth Location | Dorchester, Dorsetshire, England, United Kingdom |
| Death Location | Dorchester, Suffolk, Massachusetts, USA |
| Burial Date | November 1677 |
| Managers | Peter Andrew Jay, Andriana Brooke Windham, Martin Severin Eriksen, Shelley Chrystal Mactyre, Scott David Hibbard, Christopher Michael Jackson and Kira Rachele Jay « less |
Green text indicates matching data.