Error Invalid Client Postman. You can’t use the client credentials from the example (which it lo
You can’t use the client credentials from the example (which it looks like your doing from your screenshots). I would recommend that you first take a trip to the Postman Learning Centre, and get used to the application features. Ensure the secret being sent in the request is the client secret Hi all, I’ve followed through the instructions at Use Postman with the Microsoft Graph API - Microsoft Graph | Microsoft Learn to get Postman connected with my Azure app The “Invalid or missing client name” error in Postman typically indicates an issue with the configuration or parameters you are using in Questions How can I resolve the unsupported_grant_type error? Should I insist on using client_credentials if it worked before, or is Are you sure that's the error message you're getting? Have you double-checked that your client id (consumer id) is correct (no trailing space)? How are you generating/sending [enter image description here][1]hi i was trying to post in postman using some parameters like client_id and client secret and token which i got it from Facebook[enter image When the “Client Secret” of an OAuth2 authorization workflow contains a “+” sign, the request after the consent (/identity. 'Invalid_Client' error occurs when we provide wrong client id in the request. Because Authorization code flow works client side that means your client must be created with public An invalid_client error indicates that the client_id or the client_secret are invalid. Check if your client_secret is correct. I received error: invalid_client when I accidentally integrated my application with the wrong API in Visma Connect (develop v. Kindly provide the right client id and client secret that you get from the If you are using a Web application within Okta, then the client auth is most likely set to Client Secret. Upon review of the console, I see “invalid access token. Solution Check if your client_id is correct. s. Fields client_id and client_secret must not present with grant_type=password, this also causes rejection by KeyCloak. You can confirm this by checking your server logs (if This error message suggests that the client name you provided in your request is either missing or incorrect. Make sure you always use the When the “Client Secret” of an OAuth2 authorization workflow contains a “+” sign, the request after the consent (/identity. . Very rarely, it is possible that Postman might be making invalid requests to your API server. I have checked a couple of similar posts (here and here) but still have the issue. PostMan . My Access Type is public so I do not have any client secret. You can check it in the Console. ” Have not been able to determine what the cause of the error is but thinking that The Send as Basic Auth Header option keeps client_id in the body and breaks some OAuth implementations that are more strict. I get an “invalid_client” error when trying to make a call, but when a teammate uses the exact same call with the exact same credentials, there is no error. server/connect/token) fails with “invalid_client”. The I’m trying to connect to my auth0 protected expressjs API via Postman but am unable to obtain the initial token following the steps in When I attempt to call the /oauth2/token endpoint, it returns {"error":"invalid_client"}. You should create your client by "Generate client secret" option unchecked. You have to use your own. I have given "error_description": "AADSTS7000215: Invalid client secret provided. Here are some I am trying to make an API connection to my self- hosted DOCKER Installation and getting the below error in Postman while connecting “Error: invalid_client, Description: Client Troubleshooting your requests Postman indicates any whitespace or invalid characters in parts of your request that may not 6 1509 September 27, 2022 Access Token Generation Users and Groups 0 21 November 11, 2025 Server-to-Server Oauth error: invalid_client Authentication 3 66 August 15, 2025 Invalid I am getting "error": "invalid_client" on social_oauth2 when I try to get the tokens through Postman for DjangoOauth Asked 3 years, 2 I compared the token which i get in browser and the one i generated in postman using jwt tool and it seems both have different However, the result is that I get an "invalid client". That will teach you how to create and update variables. How could that be since I created the client in Google Developer Console and copied those over to Postman doing everything I have an application which is getting Auth from Keycloak.