Azure AD B2C, unauthorized_client Error

Question

I have configured the Azure AD B2C application, but when I run the application getting the subject mentioned error, what could be the reason.

Error.

An error occurred while processing your request.

"unauthorized_client"

Is it a problem with Azure AD B2C configuration ? or problem with Code ?

Please suggest

Answer 1

Always set "Allow public client flows" to true.

Answer 2

I found the problem, while configure the Azure B2C application, by mistake set the allow implicit flow to 'No', it suppose to be 'Yes', so I was getting the error, unauthorized client error.