The uninstaller fails your Launch Condition because when you remove it
using Add/Remove programs it runs in basic UI which I'm guessing means
the UILevel != 5. It should probably work if uninstalled using the MSI
itself by running "msiexec /x <your.msi>" but you may need to append
"/qf" to that command to force full UI.
What you should've done was add "OR Installed" to your Launch Condition,
that way it will always be able to be uninstalled.

To manually fix it you either need to patch it with the above logic or
reinstall it with a fixed version by setting "v" in the REINSTALL
property (http://msdn.microsoft.com/en-us/library/aa371182.aspx). If
it's out in the wild patching it is likely the easier solution.

Palbinder Sandher 
Software Deployment & IT Administrator
T: +44 (0) 141 945 8500 
F: +44 (0) 141 945 8501 

http://www.iesve.com 
**Design, Simulate + Innovate with the <Virtual Environment>**
Integrated Environmental Solutions Limited. Registered in Scotland No.
SC151456 
Registered Office - Helix Building, West Of Scotland Science Park,
Glasgow G20 0SP
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-----Original Message-----
From: Viv coco [mailto:vcotirl...@hotmail.com] 
Sent: 26 March 2010 09:20
To: WiX
Subject: [WiX-users] manual cleanup if msi uninstaller corrupted


Hi,

 

If I make a faulty uninstaller and I can't uninstall my product again
using the .msi, how could one do a manual uninstall and cleanup,
including hidden issues that are coming from the .msi file?


I got into this trouble when I added into my installer:

[code]
    <Condition Message='This installation can only run in full UI
mode.'>
      <![CDATA[UILevel = 5]]>
    </Condition>
[/code]

 

The uninstaller bails out by showing me this msg "This installation can
only run in full UI mode.".

 

Actually here are 2 questions:
1) Why does the uninstaller bail out when I have the code above?
2) How could I manually cleanup a computer if I ruin the uninstaller?
(including everything .msi adds into the system)


TIA,

Viv
                                          
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See why Intel Parallel Studio got high marks during beta.
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