In this post, you’ll learn more about the Oracle ErrorORA-19843: Cannot obtain datafile name for datafile string with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-19843: Cannot obtain datafile name for datafile string
Reason for the Error ORA-19843: Cannot obtain datafile name for datafile string
While trying to obtain the file enqueue for the datafile the datafile name could not be obtained.
How to fix the Error ORA-19843: Cannot obtain datafile name for datafile string ?
You can fix this error in Oracle by following the below steps
Examine the trace and alert files for possible causes. Fix underlying problem before attempting command again.