[Solved] You run this command but get an error:Invoke-RestMethod -Uri 'https://api.example.com/data' -Method POST -Body '{"name":"John"}'What is the most likely cause? | PowerShell

PowerShell - Cross-Platform PowerShell

You run this command but get an error:

Invoke-RestMethod -Uri 'https://api.example.com/data' -Method POST -Body '{"name":"John"}'

What is the most likely cause?

AThe -Method POST is invalid; only GET is allowed.

BThe -Body parameter must be a PowerShell object, not a JSON string.

CThe URI is missing the protocol (http/https).

DInvoke-RestMethod cannot send POST requests.

Step-by-Step Solution

Solution:

Step 1: Understand -Body parameter requirements
Invoke-RestMethod expects the -Body parameter as a PowerShell object or properly formatted string with correct headers.
Step 2: Identify issue with JSON string body
Passing a raw JSON string without setting Content-Type header or converting to object causes errors.
Final Answer:
The -Body parameter must be a PowerShell object, not a JSON string. -> Option B
Quick Check:
Use objects or set headers when sending JSON body [OK]

Quick Trick: Send objects or set headers when posting JSON body [OK]

Common Mistakes:

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