Error
Error Code:
4239
SAP S/4HANA Error 4239: Invalid Authentication Claim
Description
This error, ERR_PROVIDER_INVALID_CLAIM, indicates that a claim made by an identity provider during an authentication or authorization process is invalid or not recognized by SAP S/4HANA. It typically occurs when the system attempts to validate user credentials, permissions, or other security tokens against a configured identity source.
Error Message
ERR_PROVIDER_INVALID_CLAIM
Known Causes
4 known causesMisconfigured Identity Provider
The external identity provider (IdP) sending the claim has incorrect settings, such as an invalid issuer URL, audience, or an expired signing certificate.
Expired or Invalid Security Token
The authentication token or claim presented to SAP S/4HANA has expired, is malformed, or has been tampered with, rendering it unacceptable.
Incorrect User Attribute Mapping
The attributes or claims sent by the identity provider do not match the expected user attributes or mappings configured within SAP S/4HANA for authorization.
System Clock Skew
A significant time difference between SAP S/4HANA and the identity provider can cause time-sensitive tokens to be considered expired or invalid prematurely.
Solutions
Coming SoonDetailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:
General Troubleshooting Tips
- Check the error message carefully for specific details
- Review recent changes that might have caused the error
- Search for the exact error code in the official documentation
- Check log files for additional context
- Try restarting the application or service