Attempt Number: 4
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
The shaker needs to be cleaned before being reused to make cocktail2, and the current plan suggests cleaning it with the next step.

New State Description:
- Shot1: Contains cocktail1, on the table, not clean, not empty.- Shot2: Clean, empty, on the table.- Shot3: Empty, on the table.- Shaker1: Clean, empty at fill level l0, on the table.- Dispenser1: Contains ingredient1 (red).- Dispenser2: Contains ingredient2 (blue).- Left hand: Empty.- Right hand: Empty.- Cocktail1: In shot1, made of ingredient2 and ingredient1.- Cocktail2: Defined as mixed from ingredient1 and ingredient2, not yet made.

Action Chosen:
clean-shaker(left, right, shaker1)
