/usr/bin/ssh-copy-id: ERROR: failed to open ID file '/root/.pub': No such file or directory

/usr/bin/ssh-copy-id: ERROR: failed to open ID file '/root/.pub': No such file or directory     (to install the contents of '/root/.pub' anyway, look at the -f option)   裝好系統，初始化腳本之後做ssh免密的時候 執行完  ssh

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