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Power Platform Community / Forums / Power Automate / The template function ...
Power Automate
Suggested Answer

The template function 'startOfWeek' is not defined or not valid.'.

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Posted on by KB-13021343-0
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Unable to process template language expressions in action 'Get_items' inputs at line '0' and column '0': 'The template function 'startOfWeek' is not defined or not valid.'.
Categories:
Building flows
I have the same question (0)
  • CU30121719-0 Profile Picture
    CU30121719-0 on at
     Share your action 'Get_items' in edit mode.
  • Suggested answer
    David_MA Profile Picture
    David_MA 14,956 Super User 2026 Season 1 on at
    As @CU30121719-0 noted, please share your workflow and the action generating the error and how it is configured. Based on the error message, you are trying to use the expression startOfWeek() and have not configured it correctly. As far as I am aware, this is not a valid expression. Valid start... expressions include:
     
     
    The expression startOfWeek() is not valid hence the error.

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