Microsoft 365 & Entra ID
Sign-in and token errors, Entra ID conditional access, OneDrive, Teams and SharePoint.
35 articles
AADSTS650052
AADSTS650052: the app needs a service your tenant has not subscribed to
AADSTS650052 means the app wants a Microsoft service your tenant does not own. Learn which subscription unlocks it and how…
0x80043003
0x80043003 and 0x80cf0440: the subscription is deleted or suspended and enrolment stops
Microsoft publishes 0x80043003 as a deleted account and 0x80cf0440 as a suspended trial or paid account. Check billing before you…
Authorization_RequestDenied
Authorization_RequestDenied: the admin centre refuses your change
Authorization_RequestDenied means your account lacks the directory role for that action. Learn which roles are needed and how to elevate…
0x801c03f3
Autopilot 0x801c03f3 and 8018000A: device record missing or already claimed
0x801c03f3 and 8018000A mean the Autopilot or Entra device object is missing, stale or owned by someone else. Clean the…
AADSTS80001
AADSTS80001 and AADSTS80002: pass-through auth and password sync are failing
AADSTS80001 means the authentication agent cannot reach a domain controller, so on-premises passwords fail. Here is how to get validation…
0x8004de40
OneDrive 0x8004de40 and 0x8004de88: the sync app cannot reach the cloud
0x8004de40 means the OneDrive sync app cannot complete a secure connection. Fix the TLS versions, cipher order and proxy that…
0x8004de80
OneDrive 0x8004de80 and 0x8004de86: OneDrive will not sign in or link the account
0x8004de80 and 0x8004de86 stop OneDrive signing in. Microsoft's documented fix is to reinstall the sync app; clear the stale account…
0x8004de85
OneDrive 0x8004de85 and 0x8004def7: wrong or missing account, suspended account or full storage
0x8004de85 points at the account OneDrive is signed in with; 0x8004def7 at full storage or a suspended account. Check both…
403 FORBIDDEN
403 FORBIDDEN and Access Denied in SharePoint Online and OneDrive
403 FORBIDDEN and Access Denied in SharePoint Online mean broken permissions, blocked sharing or a locked site. Work through the…
SharePoint Online is out of storage space
SharePoint Online is out of storage space: tenant and site quota errors
SharePoint Online is out of storage space puts sites into read-only mode. Learn how tenant storage is calculated and the…
HTTP 429
HTTP 429 and HTTP 503 in SharePoint Online: throttling and list limits
HTTP 429 and HTTP 503 mean SharePoint Online is throttling your requests or a list is over threshold. Learn how…
CAA20003
Teams CAA20003 and CAA2000C: clock skew, Conditional Access and forced prompts
Microsoft documents CAA20003 as a wrong device clock or a Conditional Access policy, and CAA2000C as a sign-in needing interaction.…