Its not bug - you need to select initially what kind of DB scripts to run - just open the settings and choose the desired tab.
Drop a log, pal.
WOTLK Timewalking should be supported, if im not wrong.
[Singular] Context changed, re-creating behaviors
[Singular] Your Level 110 Tauren Holy Paladin Build is
[Singular] ... running the Dungeonbuddy bot in Shrine of Two Moons
[Singular] ... Zone: Pandaria using my INSTANCES Behaviors in a group of 5
[Singular] ... in a group as HEALER role with 5 of 5 players
[Singular] Context: using Instances behaviors since in group as Healer
[Singular] Soulwell: will use if available
[Singular] Mage Table: ignored since HonorBuddy Drink/Food Amount to buy = 0
[Singular] Pull More: disabled, only Dungeonbuddy will Pull targets
Not in game
[Singular] Your Level 110 Tauren Holy Paladin Build is
[Singular] ... running the Dungeonbuddy bot in Shrine of Two Moons [Difficulty 24 Undefined]
[Singular] ... Dungeon using my INSTANCES Behaviors in a group of 5
[Singular] ... in a group as HEALER role with 5 of 5 players
[DungeonBuddy]: Entered Pit of Saron Timewalking dungeon and using default script
[DungeonBuddy]: Successfully loaded default profile for Pit of Saron Timewalking
[DungeonBuddy]: Proposal Succeeded
[DungeonBuddy]: Left dungeon: Pit of Saron Timewalking
[DungeonBuddy]: Entered Pit of Saron Timewalking dungeon and using default script
[DungeonBuddy]: Successfully loaded default profile for Pit of Saron Timewalking
[DungeonBuddy]: Dungeon is considered complete in 10 seconds. Reason: Completed
[DungeonBuddy]: Leaving group. Reason: Completed
[DungeonBuddy]: Left dungeon: Pit of Saron Timewalking
[Singular] Context: using Normal (SOLO) behaviors