"service appdcontroller start" fails

Hi,
HA toolkit has been installed just for the linux service part, no HA at all.
Controller is running under root.

Controller 4.2.5.2
CentOS Linux release 7.2.1511

[root@152101lmd5 Controller]# service appdcontroller start
awk: cmd. line:1: '/^\s_EVENTS_HEAP_SETTINGS=/ { print }'
awk: cmd. line:1: ^ invalid char ''' in expression
[INFO] Path to mysql is not defined in system environment (MYSQL_BIN). Using mysql from /opt/AppDynamics/Controller/db/bin
[INFO] Mysql configuration file is not defined in system environment (AD_DB_CNF). Using mysql configuration file: /opt/AppDynamics/Controller/db/db.cnf
[INFO] Mysql datadir is /opt/AppDynamics/Controller/db/data
Starting controller database on port 3388
Waiting for Controller database to start on port 3388.......
*_**\* Controller database started on port 3388 *****
skipping appserver start - HA passive
watchdog disabled

[root@152101lmd5 Controller]# service appdcontroller status
db running as root - passive
unknown HA type
watchdog not running
assassin not running
controller not running
events service not running
reporting service not running
machine-agent service not running