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Power Automate - Building Flows
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Error Calling Child Svc

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Dear Community I am calling a child svc from Parent flow where I call Http request. The child service gets executed correctly and gives output but below action in parent flow is failing. The error is BadRequest. Http request failed: the content was not a valid JSON. Error while parsing JSON: 'Unexpected character encountered while parsing value: s. Path '', line 0, position 0.'

 

Parent flow where failing-

 

Vaibhav_k_0-1697115663758.png

 

I have the same question (0)
  • fchopo Profile Picture
    8,001 Moderator on at
    Re: Error Calling Child Svc

    Hi @Vaibhav_k 

    Does this error occurs with every single execution?

    Please, try to use a try-catch-finally pattern to manage the error and get some insights about it: https://www.youtube.com/watch?v=a6rGbJXsH1U&t=2s

    There's a thread with similar problem here: Solved: Error while parsing JSON: 'Unexpected character en... - Power Platform Community (microsoft.com)

    Hope that helps!

    Ferran

  • Vaibhav_k Profile Picture
    on at
    Re: Error Calling Child Svc

    Hi @fchopo, yes this is happening for all. I discovered the same using try catch pattern already implemented.

  • fchopo Profile Picture
    8,001 Moderator on at
    Re: Error Calling Child Svc

    Hi @Vaibhav_k ,

    You can try:

    a) Use a single string value in the email address, to see if there's a problem with special characters.

    b) Test the webservice with other apps like "Postman" as it might have nothing to do with Power Automate. If the webservice always returns an error no matter the tool you're using, the only solution you have is already in place (capture the error).

    Hope that helps!

    Ferran

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