Error converting value 408 to type 'UiPath.IntegrationService.Activities.SWEntities.C193BA43854_distancematrix_json_List.Bundle.distancematrix_json_List'. Path '[0]', line 2, position 5

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The image shows an error message in UiPath Studio during the deserialization of a JSON file, indicating a type conversion issue involving . (Captioned by AI)
The image shows an error message in UiPath Studio during the deserialization of a JSON file, indicating a type conversion issue involving . (Captioned by AI)1444×444 43 KB

I want to display the value of my json data with type list, my json has as value: [408]

I tried to put json_distances(0) in the log message and i got this error

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@baoutah999

Can you first print your json…is it a jsona rray?

Cheers

3

A code editor displays a JSON response with a success status of 200, containing a "value" of 230129 and a "text" of "230 km." (Captioned by AI)
A code editor displays a JSON response with a success status of 200, containing a "value" of 230129 and a "text" of "230 km." (Captioned by AI)3840×2160 2.59 MB

This is my json array

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@baoutah999

the json structure first looks wrong as a comma cannot be there after the closign backet without any other key

also did you first use deserialize?

cheers

5

Here is the correct json :

This image shows a section of JSON code on a dark-themed interface, where the "Body" and "Headers" tabs are visible, and the code contains a "value" of 408 and a "text" of "0,4 km". (Captioned by AI)
This image shows a section of JSON code on a dark-themed interface, where the "Body" and "Headers" tabs are visible, and the code contains a "value" of 408 and a "text" of "0,4 km". (Captioned by AI)4032×3024 1.68 MB

When i add deserialize for my json list variable it doesn’t work

The image shows a screenshot of a programming flow which includes a step for deserializing a JSON string named "json_distances.ToString," surrounded by multiple "Comment Out" steps. (Captioned by AI)
The image shows a screenshot of a programming flow which includes a step for deserializing a JSON string named "json_distances.ToString," surrounded by multiple "Comment Out" steps. (Captioned by AI)4032×3024 1.79 MB

A computer error message detailing a System.NullReferenceException and related debugging information is displayed on a screen. (Captioned by AI)
A computer error message detailing a System.NullReferenceException and related debugging information is displayed on a screen. (Captioned by AI)4032×3024 2.25 MB

6

@baoutah999

  1. As per error your input variable is null… that is when object referenc error would come
  2. Also as this is a jsonarray use deserialize jsonarray activity

Cheers

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