View Snapshot Agent Status to make sure it is working
Problem:
More details the error from the job history:
Solution:
In my case, I specify \\CK-PC\repldata for the snapshot folder in the publication definition phase. However, I name the physical folder RepData (which missed l after p). So just give it a correct name ReplData:
D:\Program Files\Microsoft SQL Server\MSSQL11.SQL2012\MSSQL\DATA\ReplData