FaceSDK/1.8/last__error_8h_source.html

 #pragma once

 #include <face_sdk_base/export.h>

 extern "C"
 {
 int32_t FACE_SDK_C_EXPORT face_sdk__get_last_error_code();

 void FACE_SDK_C_EXPORT face_sdk__get_last_error_message(uint8_t **buffer, uint64_t *buffer_size);

 }
export.h

face_sdk__get_last_error_code
int32_t face_sdk__get_last_error_code()
Returns last error code. See last_error.

face_sdk__get_last_error_message
void face_sdk__get_last_error_message(uint8_t **buffer, uint64_t *buffer_size)
Returns last error details string. See last_error.