Cannot Start Some Databases

(Doc ID 1605197.1)

Last updated on DECEMBER 03, 2013

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


 ORA-00704: bootstrap process failure
ORA-01115: IO error reading block from file  (block # )
ORA-01110: data file 5: '+MST1_DATA/prod/datafile/system.266.674926135'
ORA-15055: unable to connect to ASM instance
ORA-03113: end-of-file on communication channel

Trying to start database after upgrading E-Business Suite


 Upgraded E-Business Suite to version12


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