Problem Summary: We were in the middle of July release PSU patches using opatchauto in our EBS oracle home(our grid and DB are both on 19.10 RU), when It failed with multiple errors in the opatch log. Errors:2021-08-21 15:04:59,783 INFO [1] oracle.glcm.opatch.common.impl.SingletonPatch – /stage/PATCHES/PSUJUL2021/32900083/32895426/32904851/etc/config/checksum.xml does not exist2021-08-21 15:04:59,783 INFO [1] oracle.glcm.opatch.common.impl.SingletonPatch – /stage/PATCHES/PSUJUL2021/32900083/32895426/32904851/etc/config/automation.xml does notContinue reading “Database PSU via opatchauto failing in production”