Winzip Self-Extractor Silent installation Problem

[Oxygen]

in my company we have an app called Solidus ecare , i install this app with silent switch and every thing goes fine , then there is an update i want to setup it silently, this update made by winzip self extractor , i try this switch app.exe /s or app.exe /s v/qn it hide the 1st screen and the 2nd screen but nothing will happened , and when i open task manager i can see msiexec.exe running

can anyone tell me what shall i do to setup this update silently ??

Edited January 8, 2010 by Oxygen

[submix8c]

The update inside the ZIP/EXE also has a set of silent switches. When you set up the "Command/Program To Execute" while creating the EXE those switches need to be in that line.