In this post, you’ll learn more about the Oracle ErrorNZE-28800: data source failed to open with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
NZE-28800: data source failed to open
Reason for the Error NZE-28800: data source failed to open
A data source (a file or a database) failed to open.
How to fix the Error NZE-28800: data source failed to open ?
You can fix this error in Oracle by following the below steps
Enable tracing to determine the exact cause of this error. Contact Oracle customer support if needed.