gRPC

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.

คำอธิบาย

The operation was cancelled, typically by the caller.

เมื่อคุณพบเห็น

The client explicitly cancelled the RPC, or a deadline or context cancellation propagated to the server before it could finish processing.

วิธีแก้ไข

If unexpected, check whether the client is setting too-short deadlines or if cancellation is being triggered inadvertently in your call chain.

คำอธิบาย

The request does not have valid authentication credentials for the operation.

เมื่อคุณพบเห็น

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.

วิธีแก้ไข

Provide valid authentication credentials (e.g., refresh the OAuth token, regenerate the API key, or renew the client certificate).

ความแตกต่างหลัก

1.

gRPC 1: The operation was cancelled, typically by the caller.

2.

gRPC 16: The request does not have valid authentication credentials for the operation.

3.

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.

4.

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.

ควรใช้อันไหนเมื่อไร

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).

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