ORA-00376: file 57 cannot be read at this time Hello, I try to migrate documents from IFS 7.5 to IFS10, but during this process ( PL/SQL script ) for some documents I get Oracle error ORA-00376. Does anyone experience this error ? Here is part of my log file. 00810) (13:31:03.791)T Create_Document ORIGINAL: objid_=AAATRGAAGAADW+aAAM, objversion_=20200325133103 00811) (13:31:03.797)W ORDER_NO=315698^-NODOKUMENTY-1380180-1-A1-1 00812) (13:31:03.797)W ORA-00376: file 57 cannot be read at this time ORA-01111: name for data file 57 is unknown - rename to correct file ORA-01110: data file 57: 'C:\ORACLE\ORACLE11204\DATABASE\MISSING00057' ORA-02063: preceding 3 lines from AGOST Here I found some information about this error … https://community.oracle.com/thread/2317124 But when I try to check information about my file 57 ( this one is connected with this error ), everything seems to be all right with it. IFSAPP@AGOST> select file#, status, error, tablespace_name, ts#, rfile#, bytes, blocks, name from v$datafile_header where file# = 57; FI