Error code that can be returned by a Synthetic test.
Allowed enum values: API_REQUEST_FAILURE,ASSERTION_FAILURE,DOWNLOAD_FILE_TOO_LARGE,ELEMENT_NOT_INTERACTABLE,EMAIL_VARIABLE_NOT_DEFINED,EVALUATE_JAVASCRIPT,EVALUATE_JAVASCRIPT_CONTEXT,EXTRACT_VARIABLE,FORBIDDEN_URL,FRAME_DETACHED,INCONSISTENCIES,INTERNAL_ERROR,INVALID_TYPE_TEXT_DELAY,INVALID_URL,INVALID_VARIABLE_PATTERN,INVISIBLE_ELEMENT,LOCATE_ELEMENT,NAVIGATE_TO_LINK,OPEN_URL,PRESS_KEY,SERVER_CERTIFICATE,SELECT_OPTION,STEP_TIMEOUT,SUB_TEST_NOT_PASSED,TEST_TIMEOUT,TOO_MANY_HTTP_REQUESTS,UNAVAILABLE_BROWSER,UNKNOWN,UNSUPPORTED_AUTH_SCHEMA,UPLOAD_FILES_ELEMENT_TYPE,UPLOAD_FILES_DIALOG,UPLOAD_FILES_DYNAMIC_ELEMENT,UPLOAD_FILES_NAME