Diya Aur Baati Hum S01 E04 Bhabho is shocked to see the card

Mohit asks Bhabho about the change in the bride's name! Meenakshi sees Sandhya’s name on the card and is shocked. She apologises to the would be in-laws. Later, Sooraj replaces the name on the card. But surely, this 'error' must have some hidden meaning!