I'm in error. ORA-03111 As soon as a server switched from Oracle 11g to Oracle 10g R1, a break was received on the communication channel.
DotNet framework 4.5 is what I use.
I searched online but came up empty-handed.
In my situation, I got the exception on
The issue was that the Oracle server was running an outdated version, making it unable to use the Managed Provider.
ODP.NET, Managed Driver supports connecting to Oracle DB server 10.2 or higher. It does not support DB 10.1.