> ## Documentation Index > Fetch the complete documentation index at: https://docs.dataspike.io/llms.txt > Use this file to discover all available pages before exploring further. # Verification Error Codes > Complete reference for verification error codes returned by Dataspike KYC, document, biometric, AML, and KYB checks. When a verification check fails, the response includes one or more numeric error codes. Each code maps to a specific failure reason. Codes are grouped by range so the leading digits indicate the category. | Range | Category | | ------------- | -------------------------------- | | 500 – 501 | Tampering and device-level edits | | 1000 – 1099 | OCR and document detection | | 1100 – 1999 | Data field checks | | 2000 – 2999 | MRZ parsing and validation | | 3000 – 3099 | Document expiration | | 3100 – 3199 | Document mismatch | | 3200 – 3299 | Age and date of birth | | 4000 – 4499 | Face detection and comparison | | 4500 – 4999 | Proof of Address | | 5000 – 5499 | Liveness | | 6000 – 6499 | AML | | 7000 – 7099 | Cross-check (duplicates) | | 8000 – 8099 | Verification flow | | 9000 – 9099 | Dependency failures | | 9500 – 9799 | KYB | | 10000 | Device fingerprinting | | 11000 – 11099 | SSN | *** ## Tampering and device edits | Code | Message | | ---- | ------------------------------------------------------------------------------------------------------------------------------- | | 500 | Tampered file found. Please try another one. | | 501 | Your photo upload might be affected by filters, watermarks, or glare. Please check your phone settings and try uploading again. | ## OCR and document detection | Code | Message | | ---- | ---------------------------------------------------------------------------------------------------- | | 1001 | Some data fields not recognized. | | 1012 | Capture a photo of a physical document. Alternatively, try a different document or retake the photo. | | 1013 | Incorrect document layout. Try another document and ensure all 4 edges are visible in the image. | | 1014 | Document not recognized or not supported. | | 1015 | Alignment issue: try again with a straight document against a clear background. | | 1016 | No face was detected on the document. Ensure no glare or overlapping artifacts. | | 1017 | Document has poor image quality. | | 1018 | Document with selfie. | | 1019 | Mirrored document. | | 1020 | Deepfake document detected. | ## Data field checks | Code | Message | | ---- | ----------------------------- | | 1103 | Expiration date not detected. | ## MRZ parsing | Code | Message | | ---- | ---------------------------------------------- | | 2001 | MRZ on the document doesn't match parsed data. | | 2006 | Country code not detected or unknown. | | 2010 | Incorrect fields retrieved from the document. | | 2011 | Parsed MRZ has incorrect length. | ## Document expiration | Code | Message | | ---- | --------------------- | | 3001 | Document has expired. | ## Document mismatch | Code | Message | | ---- | ---------------------------------------------- | | 3100 | Document type doesn't match the expected type. | | 3101 | Document from this country is not accepted. | | 3102 | Name on the document doesn't match your name. | ## Age and date of birth | Code | Message | | ---- | -------------------------------------------------------------------------------------------------------- | | 3201 | Applicant age is below the minimum age limit. | | 3202 | Applicant age exceeds the maximum allowed threshold. | | 3203 | Applicant age could not be determined based on the provided documents (poor quality, obstruction, etc.). | | 3204 | The uploaded document does not contain a date of birth. | ## Face detection and comparison | Code | Message | | ---- | ---------------------------------------------- | | 4001 | Face not detected on the document. | | 4002 | Face on the selfie doesn't match the document. | | 4003 | Document and selfie photos are identical. | ## Proof of Address (PoA) | Code | Message | | ---- | ------------------------------------------------ | | 4500 | Name in PoA document not verified. | | 4501 | Surname in PoA document not verified. | | 4502 | Country in PoA document not verified. | | 4503 | PoA document is not applicable or not supported. | | 4504 | Uploaded document is outdated. | | 4505 | Document processing failed. | | 4506 | Address in PoA document not verified. | | 4507 | Date not found in PoA. | ## Liveness | Code | Message | | ---- | ------------------------------------------------------------------------------------------------------------------------------------------------------ | | 5000 | Liveness check failed. | | 5001 | Potential deepfake usage detected. | | 5002 | Potential print-based spoofing detected. | | 5003 | Face too far away. | | 5004 | Poor lighting conditions. | | 5005 | Liveness confirmation inconclusive. | | 5006 | Face too small. | | 5007 | Image of a face detected, not the real one. | | 5008 | Eyes are closed on photo. | | 5009 | The image is too blurry for the liveness check. Ensure your camera is steady and try again. | | 5010 | Camera resolution is too low for the liveness check. Please use a device with a higher resolution camera and try again. | | 5011 | Forehead is not visible in the liveness check. Adjust your position so that your entire face, including your forehead, is visible. | | 5012 | Chin is not visible in the liveness check. Adjust your position so that your entire face, including your chin, is visible. | | 5013 | Face not found. | | 5014 | A mask or obstruction has been detected during the liveness check. Ensure your face is unobstructed and clearly visible, without any masks or filters. | | 5018 | Potential screen-based spoofing detected. | ## AML | Code | Message | | ---- | -------------------------------------------------------------------------- | | 6000 | Potential high AML risk detected. | | 6001 | AML check could not run: applicant identity data is missing or incomplete. | ## Cross-check (duplicates) | Code | Message | | ---- | -------------------------------------------------- | | 7000 | Duplicate with the same document number found. | | 7001 | Duplicate with the same name and birth date found. | | 7002 | Duplicate with the same photo found. | ## Verification flow | Code | Message | | ---- | -------------------------------------------------------------------------- | | 8000 | The required documents were not submitted within the designated timeframe. | | 8001 | This verification was canceled. | | 8002 | Too many attempts to upload files. | ## Dependency failures | Code | Message | | ---- | --------------------------------------------------------------------------------------------------------------- | | 9000 | One of the previous checks within this verification has failed, and this step was marked as failed as a result. | ## KYB General KYB errors: | Code | Message | | ---- | -------------------------------------------------------- | | 9500 | Verification of KYB failed. | | 9501 | Document unreadable or corrupted. | | 9502 | UBO name not found in submitted documents. | | 9503 | UBO name does not match data from the document. | | 9504 | UBO nationality does not match data from the document. | | 9505 | Unsupported document type for organization verification. | | 9506 | Submitted documents belong to different organizations. | | 9507 | Document not valid for organization verification. | Certificate of incorporation: | Code | Message | | ---- | ----------------------------------------------------------------------------------- | | 9601 | Certificate of incorporation document unreadable or corrupted. | | 9602 | UBO name not found in submitted certificate of incorporation document. | | 9603 | UBO name does not match data from the certificate of incorporation document. | | 9604 | UBO nationality does not match data from the certificate of incorporation document. | Shareholders document: | Code | Message | | ---- | --------------------------------------------------------------------------- | | 9701 | Shareholders document unreadable or corrupted. | | 9702 | UBO name not found in submitted shareholders document. | | 9703 | UBO name does not match data from the certificate of shareholders document. | | 9704 | UBO nationality does not match data from the shareholders document. | ## Device fingerprinting | Code | Message | | ----- | ----------------------------- | | 10000 | Device fingerprinting failed. | ## SSN | Code | Message | | ----- | --------------------------- | | 11000 | SSN verification failed. | | 11001 | Name not verified. | | 11002 | Date of birth not verified. | | 11003 | Address not verified. | | 11004 | SSN not verified. |