Encountering the client authentication failed can be a perplexing challenge, but fret not, here's a comprehensive guide to help you troubleshoot and resolve the issue efficiently.
Prerequisite
1. API Documentation Review:
Start by revisiting the API documentation. Ensure that you are well-acquainted with the expected response format, including the structure and presence of key objects. This step provides a baseline for identifying discrepancies.
2. Verify API Call Parameters:
Check your API call parameters against the documentation. Confirm that you are sending the correct data and that all required parameters are included. Misconfigurations here can lead to unexpected results.
How to solve it:
#1 Hint
Issue description:
Client authentication failed
Reason:
You have sent an invalid client ID or client secret or the redirection URL isn’t correct
How to solve it:
Check the client ID and client secret values within your partner account and check the redirection URL is responding with the required parameters.
Make sure to pass the correct client ID and CLient Screen related to your app, and check the redirection URL is responding with the required parameters.
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connect with us via chat support and share the cURL command. This will enable us to conduct a more in-depth analysis and provide thorough support.