when build a project include esp-face components ,there is many build error like this?

[zhujiapin2018]

c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:835: undefined reference to dl_matrix3dqq_depthwise_conv_3x3s1_with_bias' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:842: undefined reference todl_matrix3dqq_mobilefaceblock' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:846: undefined reference to dl_matrix3dqq_mobilefaceblock' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:865: undefined reference todl_matrix3dqq_mobilefaceblock' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:884: undefined reference to dl_matrix3dqq_mobilefaceblock_split' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:903: undefined reference todl_matrix3dqq_mobilefaceblock_split' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:924: undefined reference to dl_matrix3dqq_mobilefaceblock_split' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:945: undefined reference todl_matrix3dqq_mobilefaceblock_split' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: /home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:966: undefined reference to dl_matrix3dqq_mobilefaceblock_split' c:/progra~1/espres~1/esp-id~1/tools/bin/../lib/gcc/xtensa-esp32-elf/8.2.0/../../../../xtensa-esp32-elf/bin/ld.exe: C:/Users/Administrator/esp/m5stack-cam-psram-master/mpu6050/components/esp-face/lib\libfr.a(frmn.c.obj):/home/gongxiaochao/code/esp/esp_temp/dl_lib/components/face_recognition/frmn/frmn.c:987: more undefined references todl_matrix3dqq_mobilefaceblock_split' follow

[XiaochaoGONG]

Hi can you provide more details and your operations on the building. It might help you if you do idf.py fullclean to clean the old build.

[zhujiapin2018]

非常感谢您的回复，可能是我搭建的idf环境有问题，我重新搭建可一个环境，没有问题了，非常感谢！发自我的华为手机