OpenHarmony-v4.0-Beta1 编译报错，求助

开发板是Hi3516DV300,  

$hb set  

后选择的 ipcamera_hispark_taurus，然后

$hb build -f

就报错了，如下，

$ hb build -f

The target_cpu needs to be specified, default target_cpu=arm

[OHOS INFO] Set cache size limit to 100.0 GB

[OHOS INFO] root_out_dir=//out/hispark_taurus/ipcamera_hispark_taurus

[OHOS INFO] root_build_dir=//out/hispark_taurus/ipcamera_hispark_taurus

[OHOS INFO] root_gen_dir=//out/hispark_taurus/ipcamera_hispark_taurus/gen

[OHOS INFO] current_toolchain=//build/lite/toolchain:linux_x86_64_ohos_clang

[OHOS INFO] host_toolchain=//build/toolchain/linux:clang_x64

[OHOS INFO] build configs generation is complete.

[OHOS INFO] ERROR at //build/core/gn/BUILD.gn:59:14: Unable to load "/work/xxx/hi3516dv300/code-4.0-Beta1/OpenHarmony-v4.0-Beta1/OpenHarmony/out/hispark_taurus/ipcamera_hispark_taurus/build_configs/BUILD.gn".

[OHOS INFO]     deps = [ "$root_build_dir/build_configs:inner_kits" ]

[OHOS INFO]              ^-----------------------------------------

[OHOS INFO] ---------------------------------------------

[OHOS INFO] ccache summary:

[OHOS INFO] cache hit (direct)  : 0

[OHOS INFO] cache hit (preprocessed)  : 0

[OHOS INFO] cache miss  : 0

[OHOS INFO] hit rate:  0.00%

[OHOS INFO] mis rate: 0.00%

[OHOS INFO] ---------------------------------------------

[OHOS INFO] file: /work/xxx/hi3516dv300/code-4.0-Beta1/OpenHarmony-v4.0-Beta1/OpenHarmony/out/hispark_taurus/ipcamera_hispark_taurus/.ninja_log not exists

[OHOS INFO] parse file fail

[OHOS ERROR] Please check build log in /work/xxx/hi3516dv300/code-4.0-Beta1/OpenHarmony-v4.0-Beta1/OpenHarmony/out/hispark_taurus/ipcamera_hispark_taurus/build.log

有遇到同样问题的伙伴吗？ 怎么解决的？