Error Messages

The following table summarizes the error messages that may be returned when you send requests to the REST API, and provides a short description and workaround.

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Error Message Description Workaround
400 The device is already bootstrapped. No workaround required, the device is already bootstrapped.
401 Invalid accessId or OTP. Verify the accessID and OTP and try again.
404 Resource does not exist. Verify that all provided parameters, such as subjectId, studyname, deviceModelURN are correct and try again. If unsuccessful, contact Support.
404 Invalid study, subject, or device identifier. Ensure that studyId, subjectId, and deviceId parameters are correct.
400 Invalid payload. NA
404 Invalid studyId or subjectId. Correct studyId and subjectId parameters must be provided.
404 Invalid study identifier. Ensure that studyId parameter is correct and try again.
400 Invalid device parameters. NA
404 Invalid studyId. Ensure that studyId parameter is correct (the study must exist).
400 Invalid message body. Check from and to dates format and ensure studyId parameter is valid.