There is a pop up notification that one or more LiveUpdate Administrator (LUA) processes was blocked from running by App Control when the Symantec Trusted setting is disabled.
Symantec LUA processes are blocked because Symantec Trusted processes is disabled in the App Control policy and the 3rd party components are not separately whitelisted.
Add the following LUA files to your App Control policy allow section.
%programfiles%\Symantec\LiveUpdate Administrator\jre\bin*.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\jre\bin*.exe
%programfiles%\Symantec\LiveUpdate Administrator\pgsql\bin\
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\clusterdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\createdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\createuser.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\dropdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\dropuser.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\ecpg.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\initdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\isolationtester.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\oid2name.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pgbench.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_archivecleanup.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_basebackup.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_config.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_controldata.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_ctl.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_dump.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_dumpall.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_isolation_regress.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_isready.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_receivewal.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_recvlogical.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_regress.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_regress_ecpg.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_resetwal.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_restore.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_rewind.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_standby.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_test_fsync.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_test_timing.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_upgrade.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\pg_waldump.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\postgres.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\psql.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\reindexdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\vacuumdb.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\vacuumlo.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\zic.exe"
%programfiles(x86)%\Symantec\LiveUpdate Administrator\pgsql\bin\stackbuilder.exe"
%programfiles%\Symantec\LiveUpdate Administrator\pgsql\bin\stackbuilder.exe"
%programfiles%\Symantec\LiveUpdate Administrator\tomcat\bin\luaguid.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\tomcat\bin\luaguid.exe
%programfiles%\Symantec\LiveUpdate Administrator\tomcat\bin\tomcat8.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\tomcat\bin\tomcat8.exe
%programfiles%\Symantec\LiveUpdate Administrator\tomcat\bin\tomcat8w.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\tomcat\bin\tomcat8w.exe
%programfiles%\Symantec\LiveUpdate Administrator\tomcat\webapps\lua\WEB-INF\classes\com\symantec\lua\support\luaenumprocess.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\tomcat\webapps\lua\WEB-INF\classes\com\symantec\lua\support\luaenumprocess.exe
%programfiles%\Symantec\LiveUpdate Administrator\tomcat\webapps\lua\WEB-INF\classes\com\symantec\lua\support\luaenumservices.exe
%programfiles(x86)%\Symantec\LiveUpdate Administrator\tomcat\webapps\lua\WEB-INF\classes\com\symantec\lua\support\luaenumservices.exe