On a new installation where we have already HAS/GI running and with patch level:
[oracle@server ~]$ $ORACLE_HOME/OPatch/opatch lspatches
38124772;TOMCAT RELEASE UPDATE 19.0.0.0.0 (38124772)
37962946;OCW RELEASE UPDATE 19.28.0.0.0 (37962946)
37962938;ACFS RELEASE UPDATE 19.28.0.0.0 (37962938)
37960098;Database Release Update : 19.28.0.0.250715 (37960098)
36758186;DBWLM RELEASE UPDATE 19.0.0.0.0 (36758186)
OPatch succeeded.
[oracle@server ~]$We had this error while creating a new DB:
[oracle@server ~]$ . oraenv
ORACLE_SID = [oracle] ? dummy
The Oracle base has been set to /u01/app/oracle
[oracle@server ~]$ cd $ORACLE_HOME/bin
[oracle@server bin]$ pwd
/u01/app/oracle/product/19.0.0/dbhome_1/bin
[oracle@server bin]$ ./dbca \
> -silent \
> -createDatabase \
> -templateName General_Purpose.dbc \
> -sid TEST \
> -gdbName TEST \
> -SysPassword oracle1234 \
> -SystemPassword oracle1234 \
> -emConfiguration NONE \
> -storageType ASM \
> -diskGroupName DATA \
> -recoveryGroupName FBRA \
> -initParams db_unique_name=TEST \
> -databaseConfigType SINGLE
[WARNING] [DBT-14501] The version of the Oracle Grid Infrastructure for Standalone Server software is lower than database software version. Created database will not be registered with Oracle Grid Infrastructure.
ACTION: Upgrade the version of the Grid Infrastructure software to register the database.
[FATAL] [DBT-05806] An older ASM instance was found.
CAUSE: Automatic Storage Management (ASM) null instance is found.
ACTION: Upgrade the existing ASM instance to version 19.0.0.0.0..
[oracle@server bin]$
Confusing, right? Now let’s check the dbca log:
[root@server ~]# ls -tlr /u01/app/oracle/cfgtoollogs/dbca/trace.lo*
-rw-r-----. 1 oracle oinstall 631911 Mar 24 15:35 /u01/app/oracle/cfgtoollogs/dbca/trace.log_2026-03-24_03-35-39PM
-rw-r-----. 1 oracle oinstall 632027 Mar 24 15:37 /u01/app/oracle/cfgtoollogs/dbca/trace.log_2026-03-24_03-37-32PM
[root@server ~]#
/u01/app/oracle/cfgtoollogs/dbca/trace.log_2026-03-24_03-37-32PM:
[Thread-14] [ 2026-03-24 15:21:05.113 GMT ] [StreamReader.run:66] OUTPUT> DIA-49802: missing read, write, or execute permission on specified ADR home directory [/u01/app/oracle/diag/crs/server/crs/log]
[Thread-14] [ 2026-03-24 15:21:05.113 GMT ] [StreamReader.run:66] OUTPUT>DIA-49801: actual permissions [rwxr-x---], expected minimum permissions [rwxrwx---] for effective user [oracle]
[Thread-14] [ 2026-03-24 15:21:05.113 GMT ] [StreamReader.run:66] OUTPUT>DIA-48188: user missing read, write, or exec permission on specified directory
[Thread-14] [ 2026-03-24 15:21:05.113 GMT ] [StreamReader.run:66] OUTPUT>Linux-x86_64 Error: 13: Permission deniedSo the fix in this case:
[root@server ~]# chmod -R 775 /u01/app/oracle/diag/crs/server/crs/*After this, we can create DB’s without issues.
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