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Power Platform Community / Forums / Power Automate / String/date-time error...
Power Automate
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String/date-time error in a flow if field is blank from a Microsoft Form to Dataverse

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Hi

I have an automated flow from Customer Voice Form to Dataverse that works if a date is selected in the Form field 'Renewal Date', but if it is left blank the flow errors with the following:

 

The 'inputs.parameters' of workflow operation 'Add_a_new_row' of type 'OpenApiConnection' is not valid. Error details: Input parameter 'item/renewaldate' is required to be of type 'String/date-time'. The runtime value '""' to be converted doesn't have the expected format 'String/date-time

 

Xch21_1-1716482825407.png

Xch21_2-1716482880590.png

 

Xch21_0-1716482784243.png

 

I would be grateful if I could be guided on how to resolve this 

With many thanks

 

 

 

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  • Verified answer
    Manish Solanki Profile Picture
    15,167 Moderator on at

    Hi @Xch21 

     

    Pls try using if() function to check for empty or blank value in form field:

    if(empty(<dynamic value of renewal date>),null,<dynamic value of renewal date>)

     

     

     

    If this helps & solves your problem, please remember to give a 👍 and accept my solution as it will help others in the future.

     

  • KRees Profile Picture
    on at

    Perfect!  Thanks so much

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