# ATP-specific Error Codes

##### Legend

<signature/date related problems> is a comma-separated list of errors where options are:
- "credential's signature is invalid"
- "credential's issuer is not proved" / "presentation's issuer is not proved"
- "credential is not valid yet" / "presentation is not valid yet"
- "credential has expired" / "presentation has expired"

<status description> is a text comment from AD of Legisym

### Create ATP VP API

"status": 500,
"errorMessage": "ATP credential verification error: <signature/date related problems>"

- Only if **isVerifyVCStatus=true** is provided in the request query params

"status": 500,
"errorMessage": "ATP credential is revoked"

OR

"status": 500,
"errorMessage": "ATP credential is revoked with comment: <status description>"

- Only if **isVerifyVP=true** is provided in the request query params

"status": 500,
"errorMessage": "ATP presentation verification error: <signature/date related problems>"

### Verify ATP VP API

"status": 500,
"errorMessage": "ATP presentation verification error: <signature/date related problems>"

"status": 500,
"errorMessage": "ATP presentation does not include credential"

"status": 500,
"errorMessage": "ATP credential verification error: <signature/date related problems>"

"status": 500,
"errorMessage": "ATP credential is revoked"

OR

"status": 500,
"errorMessage": "ATP credential is revoked with comment: <status description>"