gRPC 1 CANCELLED vs 16 UNAUTHENTICATED
Both gRPC 1 (CANCELLED) and 16 (UNAUTHENTICATED) belong to the gRPC Status Codes category. 1 indicates that the operation was cancelled, typically by the caller. Meanwhile, 16 means that the request does not have valid authentication credentials for the operation.
Descrição
The operation was cancelled, typically by the caller.
Quando você o vê
The client explicitly cancelled the RPC, or a deadline or context cancellation propagated to the server before it could finish processing.
Como corrigir
If unexpected, check whether the client is setting too-short deadlines or if cancellation is being triggered inadvertently in your call chain.
Descrição
The request does not have valid authentication credentials for the operation.
Quando você o vê
No credentials were provided, or the provided token/certificate is expired or invalid. Different from PERMISSION_DENIED (code 7), which means authenticated but not authorized.
Como corrigir
Provide valid authentication credentials (e.g., refresh the OAuth token, regenerate the API key, or renew the client certificate).
Diferenças principais
gRPC 1: The operation was cancelled, typically by the caller.
gRPC 16: The request does not have valid authentication credentials for the operation.
You encounter 1 when the client explicitly cancelled the RPC, or a deadline or context cancellation propagated to the server before it could finish processing.
You encounter 16 when no credentials were provided, or the provided token/certificate is expired or invalid. Different from PERMISSION_DENIED (code 7), which means authenticated but not authorized.
Quando usar qual
For 1 (CANCELLED): If unexpected, check whether the client is setting too-short deadlines or if cancellation is being triggered inadvertently in your call chain. For 16 (UNAUTHENTICATED): Provide valid authentication credentials (e.g., refresh the OAuth token, regenerate the API key, or renew the client certificate).