Oracle® Database 11g / 12c / 18c error codes ORA-12201: TNS:encountered too small a connection buffer

ORA-12201: TNS:encountered too small a connection buffer

Oracle Error Code: ORA-12201

Cause: TNS connection buffer supplied by the application was too small to retrieve the data sent back.

Action: Supply a larger connection buffer. If problem persists, call Worldwide Customer Support.