2982102 - AS Java UME user is being locked frequently - Best Practices to find out the reason

***Note, that applying this KBA might not solve the issue, rather helps to investigate the root cause.***

A user belongs to Application Server (AS) Java's User Management Engine (UME) with arbitrary datasource (Database Only or ABAP or LDAP) is being locked. Although you unlock the account and change user's password, it is being locked further after a while. You want to find the reason.

SAP NetWeaver Application Server Java all versions

AS Java, user locked, user locked frequently, administrator user, J2ee_admin, administrator, technical user, AS Java user, AS Java user locked, UME user, UME, User Management, 401, 401 Unauthorized, unlock, unlocked, as java user locked , KBA , BC-JAS-SEC-UME , User Management Engine , Problem