Hang on Please wait for Local Session Manager

Appliation Does not Launch. 

The winlogon notification subscriber <TermSrv> is taking long time to handle the notification event (Logon)

Change the following registry keys on the XenApp servers:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Citrix\wfshell\TWI

    ApplicationLaunchWaitTimeoutMS  - 180000

    LogoffCheckerStartupDelayInSeconds - 60

Grep NetScaler Logs

zcat /var/log/ns.log* | grep -i inter | more