# How to fix "403 - You cannot consume this service" error?
# Introduction
This guide introduces why developers will encounter Error 403 when they call an API and how to address it.
# Why Will Developers Encounter Error 403?
Error 403 is an HTTP response status indicating the user does not have access to the service. This happens when a developer has not subscribed to the API they are trying to call.
# How to Resolve Error 403?
In order to resolve this error, the developer should subscribe to the API they are trying to call. Please refer to the below guides for more information about subscribing to APIs: