训练神经网络目标检测之后导入MV报错显示加载失败，询问是否将文件导入更大平台，是需要加sd卡吗？但是网上有人评论说加入闪卡仍失败。具体报错：Exception: Failed to load "trained.tflite", did you copy the .tflite and labels.txt file onto the mass-storage device? ([Errno 2] ENOENT)
MicroPython: v1.15-r57 OpenMV: v4.1.1 HAL: v1.9.0 BOARD: OPENMV4-STM32H743