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ERROR: while executing gem ... (Errno::EADDRNOTAVAIL) 0.0.0.0 53

I have installed ruby and gem. After that tried to install a package called sass through command-line got the below error,

ERROR:  While executing gem ... (Errno::EADDRNOTAVAIL) 
The requested address is not valid in its context. - connect(2) for " 0.0.0.0"  port 53

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