invalid_client

invalid_client

This error gets called whenever there is a problem validating credentials of some sort.

Possible causes

• The authorization code presented is invalid or was issued to a different tenant

• The client secret provided is invalid

• The clientID provided is invalid

• The client assertion was signed using a key not defined on the application

• A refresh token is no longer valid

• The username or password a user tried putting in is invalid

What to do

Look in your code

Stack link if applicable

code number AADSTS70002