OpenHarmony 4.1 release rk3568 hb build编译错误，提示FileNotFoundError: [Errno 2] No such file or directory: 'npm'

【问题描述】

1. 【问题描述】 在ubuntu20.04上，OpenHarmony 4.1 release rk3568 hb build方式编译构建失败 失败日志如下：

   [43653/73294] ACTION //third_party/typescript:build_typescript(//build/toolchain/ohos:ohos_clang_arm) FAILED: obj/third_party/typescript/build_typescript.stamp /usr/bin/env ../../third_party/typescript/compile_typescript.py /home/lp-machine/openharmony/OpenHarmony-v4.1-Release/OpenHarmony/third_party/typescript/ Traceback (most recent call last): File "../../third_party/typescript/compile_typescript.py", line 43, in <module> main(sys.argv[1:]) File "../../third_party/typescript/compile_typescript.py", line 39, in main run_pack(source_path) File "../../third_party/typescript/compile_typescript.py", line 34, in run_pack run_cmd(["npm", "pack"], execution_path) File "../../third_party/typescript/compile_typescript.py", line 23, in run_cmd proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, File "/usr/lib/python3.8/subprocess.py", line 858, in init self._execute_child(args, executable, preexec_fn, close_fds, File "/usr/lib/python3.8/subprocess.py", line 1704, in _execute_child raise child_exception_type(errno_num, err_msg, err_filename) FileNotFoundError: [Errno 2] No such file or directory: 'npm'

   哪位大佬能帮忙分析一下原因，谢谢！！！

【运行环境】

硬件：rk3568 ROM版本：openharmony 4.1  release DevEvoStudio版本：DevEco Studio 4 release SDK版本： API 11

npm装了么，重装下试试？