ETCC not run in the database node

OK this is some whacky stuff here. I run the ETCC checker on both database and front end. Yet, adop phase=prepare still failing with

Validating credentials.

Initializing.
    Run Edition context  : /u02/appaudit/fs1/inst/apps/AUDIT_zsc-oradev-02/appl/admin/AUDIT_zsc-oradev-02.xml
    Patch edition context: /u02/appaudit/fs2/inst/apps/AUDIT_zsc-oradev-02/appl/admin/AUDIT_zsc-oradev-02.xml
    Patch file system free space: 57.58 GB

Validating system setup.
    Node registry is valid.
    [ERROR]     ETCC not run in the database node zsc-oradev-01
                The EBS Technology Codelevel Checker needs to be run on the database node.
                It is available as Patch 17537119.
    [WARNING]   MTCC has not been run. Apply