Executing SQL Query/Script Raises Error 'Protocol Violation' Or 'Io exception: Invalid Packet Lenght' (Doc ID 1307910.1)

Last updated on OCTOBER 29, 2012

Applies to:

Oracle SQL Developer - Version 2.1.1 to 3.1
Information in this document applies to any platform.

Symptoms

Executing query/script and saving the output in excel throws the following error messages:

IO Exception: Invalid Packet Length

OR

SQL Error: Protocol violation

Cause

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