Product:
Cognos Controller 10.2.1 FAP service
Windows 2012 R2
Problem:
When starting the IP in FAP client you get an error message it cannot connect to the TM1 instance called FAP.
Error message:
2015-05-29 10:47:52,183 [schedulerThread] ERROR Scheduler – Could not logon to TM1
com.ibm.cognos.tm1.TM1Exception: SystemServerClientNotFound
at com.ibm.cognos.tm1.API.logonCAMNamespace(Native Method)
at com.ibm.cognos.fap.common.persistence.tm1.TM1Context.login(TM1Context.java:106)
at com.ibm.cognos.fap.service.schedule.Scheduler.updateDatamarts(Scheduler.java:530)
at com.ibm.cognos.fap.service.schedule.Scheduler.run(Scheduler.java:252)
at com.ibm.cognos.fap.service.schedule.Scheduler$1.run(Scheduler.java:157)
at java.lang.Thread.run(Thread.java:795)

Solution:
Enter correct password for the CAM user account domain\cognosfap
Save and try again.
More information:
http://www-01.ibm.com/support/docview.wss?uid=swg21679216&aid=1