Use this consolidated error code index to navigate HTTP, AWS, Azure, and GCP failures from a single technical library. Each entry links to source-backed diagnosis, root-cause patterns, and production-focused remediation steps. Start broad, then drill into provider pages, operational categories, compare guides, or incident playbooks.
62 error codes available
99 error codes available
63 error codes available
22 error codes available
Showing 196-210 of 246.|Page 14 of 17
ARM returns `DeploymentFailed` as a wrapper error when one or more inner deployment operations fail.
Azure surfaces `StorageContainerQuotaExceeded` when container/account growth or throughput constraints block additional storage operations.
Azure Blob service returns `LeaseIdMissing` when an operation requiring an active lease ID is sent without that lease header.
Azure returns `VMSSInstanceNotFound` when a requested scale set VM instance ID cannot be resolved in the target scale set context.
Azure AADSTS50011 is a security mismatch error indicating that the Redirect URI (Reply URL) sent by the application does not exactly match any of the URIs regis...
Azure AADSTS50020 is a directory boundary error. It occurs when a valid user attempts to sign in to an application, but their account does not exist as a member...
Azure AADSTS50034 is a directory lookup failure indicating that the user account does not exist in the targeted Microsoft Entra tenant. The identity cannot be r...
Azure AADSTS50053 is a defensive security block. It indicates that a sign-in attempt was rejected because the account is temporarily locked (Smart Lockout) or t...
Azure AADSTS50055 indicates that the user's password has reached the maximum age allowed by the tenant or directory policy. Microsoft Entra ID requires a passwo...
Azure AADSTS50057 is an account-state error indicating that the user object exists in the target Microsoft Entra tenant but the accountEnabled property is set t...
Azure AADSTS50058 is a session-context error indicating that a silent authentication request (`prompt=none`) was sent, but Microsoft Entra ID could not find a v...
Azure AADSTS50076 is a step-up authentication requirement indicating that while the password was accepted, Microsoft Entra ID requires Multi-Factor Authenticati...
Azure AADSTS50079 is an enrollment error indicating that the user’s credentials were accepted, but the sign-in cannot complete because the account has not yet r...
Azure AADSTS50126 indicates a primary authentication failure where Microsoft Entra ID cannot validate the provided username and password combination. This occur...
Azure AADSTS50059 is a tenant-routing failure that occurs when a sign-in request reaches Microsoft Entra ID without sufficient information, such as a tenant ID...