kpu.load model error

[KuoEuran]

Hi, My kmodel is about 2.9MB, which is converted from tflite file, and I think this model size is suitable for k210. When I use the kpu.load_flash API to load my kmodel to my k210, it appears the error message ValueError: [MAIXPY]kpu: load_flash error:2006, ERR_NO_MEM: memory not enough. I have no idea to solve this problem, sometimes it shows the Error:" only support kmodel v3/v4 now. Can you help me with the condition? Thanks. My firware verson: maixpy_v0.6.2_52_gb1a1c5c5d_openmv_kmodel_v4_with_ide_support/maixpy_v0.6.2_52_gb1a1c5c5d_openmv_kmodel_v4_with_ide_support.bin. My kmodel is flashed on 0x180000, and my load funciton is