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Phone Number Verification Service:API error codes

Last Updated:Jun 09, 2026

Lists PNVS API error codes and their solutions.

Error code

Description

Solution

OK

Request succeeded.

-

INVALID_PARAMETERS

Invalid parameters.

Check your parameter values.

MOBILE_NUMBER_ILLEGAL

Invalid phone number format.

Check the phone number format and retry.

NOT_SUPPORTED_CHANNEL

Specified channel not enabled.

Check that the channel is enabled for your service.

COUNTRY_BLACKLISTED

Countries are on your blacklist.

Update the country blacklist in the Phone Number Verification Service console.

Specified AccessKeyId is not found

Invalid AccessKey ID.

Verify your AccessKey ID.

BIZ_NOT_OPEN_STATUS

Service not activated.

Activate the service in the Phone Number Verification Service console.

SECURITY_INTERCEPTED

Number blocked for security.

Blocks fraudulent messages to prevent unnecessary charges. SMS channel only.

InternalError

System error.

Contact Alibaba Cloud support.

WHATSAPP_SYSTEM_ERROR

System error.

Contact Alibaba Cloud support.

SMS_SYSTEM_ERROR

System error.

Contact Alibaba Cloud support.

VOICE_SYSTEM_ERROR

System error.

Contact Alibaba Cloud support.

RESOURCE_NOT_ENOUGH

Resource plan unavailable or insufficient balance.

Purchase a resource plan or top up your account.Billing.

SENTINEL_BLOCK_EXCEPTION

Online billing failed or system error.

Online billing system busy. Retry later.

isp.VERIFY_SCHEME_NOT_EXIST

Authentication service not found.

Check your authentication service and resubmit in the Phone Number Verification Service console.