This error is seen in Oracle 10gR2, on tnsnames.ora alias definition error during database creation. The error is likely to report SQL*Net alias in tnsnames.ora file.
Look for “DESCRIPTION” line in the alias, add a space if “DESCRIPTION” in line with alias and a space between “DESCRIPTION” and “=” sign.
(ADDRESS = (PROTOCOL = TCP)(HOST =dev-vip)(PORT = 1521))
Restart database creation.