Node.js 更新npm并安装docpad权限后发生错误

在运行以下命令之后

npm install -g npm; npm install -g docpad@6.53

我在安装过程中遇到这些错误

 scripts/doc-build.sh: line 22: .building_ronn: Permission denied
    make: *** [man/man3/npm-bin.3] Error 1
    make: *** Waiting for unfinished jobs....
    scripts/doc-build.sh: line 22: .building_ronn: Permission denied
    make: *** [man/man3/npm-bugs.3] Error 1
    scripts/doc-build.sh: line 22: .building_ronn: Permission denied
    make: *** [man/man3/npm-commands.3] Error 1
    scripts/doc-build.sh: line 22: .building_ronn: Permission denied
    make: *** [man/man3/npm-config.3] Error 1
    npm ERR! addLocalDirectory Could not pack "npm" to "/var/folders/dj/vbwbhr8502s7clkgv1wpfw540000gn/T/npm-85093-ZDFFdytp/1382822267052-0.4880194154102355/tmp.tgz

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你试过sudo吗？i、 e

sudo npm安装-gdocpad@6.53

另外，当您从命令行自行安装docpad时，是否会出现此错误