help me to solve the problem

Dear /Sir

I am Attmepting follwoing this problem
if I Create Database or retore database
i am facing following this problem

psql: could not connect to server: No such file or directory
Is the server running locally and accepting
connections on Unix domain socket "/tmp/.s.PGSQL.5432"?
createdb: database creation failed

please help me to solve this problem

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P.Maria Antony Thobiyas
Bosco InfoTech Pvt Ltd
8/131 Sacred Heart College Campus
Thirupattur
Vellore - 635601
Email- maro_anto2003(at)yahoo(dot)co(dot)in
maroanto(at)gmail(dot)com
Phone : 04179-230110 (O)
Mobile: 09486144070 (Personal)
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