In this post, you’ll learn more about the Oracle ErrorORA-06790: TLI Driver: poll failed with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-06790: TLI Driver: poll failed
Reason for the Error ORA-06790: TLI Driver: poll failed
TLI was unable to poll the communication channel for possible incoming messages.
How to fix the Error ORA-06790: TLI Driver: poll failed ?
You can fix this error in Oracle by following the below steps
Contact your customer support representative.