How to fix the Oracle error ORA-01173: data dictionary indicates missing data file from system tablespace?

In this post, you’ll learn more about the Oracle ErrorORA-01173: data dictionary indicates missing data file from system tablespace with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01173: data dictionary indicates missing data file from system tablespace

Reason for the Error ORA-01173: data dictionary indicates missing data file from system tablespace

Either the database has been recovered to a point in time in the future of the control file or a datafile from the system tablespace was omitted from the create control file command previously issued.

How to fix the Error ORA-01173: data dictionary indicates missing data file from system tablespace ?

You can fix this error in Oracle by following the below steps

For the former problem you need to recover the database from a more recent control file. For the latter problem, simply recreate the control file checking to be sure that you include all the datafiles in the system tablespace.