Give some stream of consciousness and then the answer. During late 2012, Patrick Henry and his family competed on Family Feud, remaining champions for four days before being defeated on their fifth and final day; the family was later brought back because of a technical error and given another chance to retire undefeated, but were again unsuccessful.

Answer this question: why was the hughes family back on family feud?
The relevant information is: During late 2012, Patrick Henry and his family competed on Family Feud, remaining champions for four days before being defeated on their fifth and final day; the family was later brought back because of a technical error and given another chance to retire undefeated, but were again unsuccessful.
Therefore, the answer is because of a technical error.