WCC login failed with the following error " E150010: Login failed. The EEM is down"
CA directory was not starting up.
The itecpoz_trace.log and itechpoz_alarm.log has only the following entries
*  20180731.180148.140 DSA_E1280 Error in initialization files
*  20180731.180148.140 DSA_I1240 DSA shutting down
The itechpoz_warn log has the following entries
 20180731.175120.983 WARN : max-local-ops has no effect
 20180731.175120.983 WARN : max-dsp-ops has no effect
 20180731.175121.170 WARN : Loading cache
 20180731.175121.202 WARN : TX read error: loc larger than file
 20180731.175121.202 WARN : Disabling cache prior to exit
Workload Automation AE 11.3.6 SP7
WCC 11.4 SP6
EEM version: 188.8.131.52
DXserver Version=dxserver 12.0.18 (build 12081) Windows_NT 64-Bit
Windows 2012 server
The error " TX read error: loc larger than file" is referring to the file itechpoz.tx
Manually delete the file itechpoz.tx under the following location.
Then restart the CA Directory and CA iTechnology iGateway services.