DataTables warning: table id=customDNSTable

[yubiuser]

Is this a duplicate of

Bug when updating to 5.1 - Local DNS Records - DataTables warning: table id=customDNSTable - Invalid JSON response (Solved)

Expected Behaviour: Trying to access http://MY_IP/admin/dns_records.php And trying to Add a new domain/IP combination Actual Behaviour: [Capture d’écran 2020-07-17 à 12.23.36] [Capture d’écran 2020-07-17 à 12.28.39] Bad JSON response when trying to display the current list and failure when trying to add new records. Debug Token: https://tricorder.pi-hole.net/3va8iewr51

You also posted there....