Error Codes

Code	Description
0	Recognition success
1001	No recognition result
2000	Recording error (device may not have permission)
2004	Unable to generate fingerprint
3000	Recognition service Error (HTTP error, check your network or wrong host in configuration file）
3001	Wrong Access Key
3002	Invalid Http Request
3003	Request count limit exceeded, please upgrade your account
3006	Invalid arguments
3010	Recognition service error
3014	Invalid signature
3015	QpS limit exceeded, please upgrade your account