Problems Since v4x upgrade

[4Nails]

vista business, plenty of ram and storage.

Videora 4.0 worked fine. Since the upgrade, many problems. I have uninstalled and removed any reference to Red Kawa in the registry.
Re-installed with same problems.

Just tried 4.06. Same result. Here is the odd result. In the screen which exhibits the vrsion it always shows 4.00. Error message to follow, have done what is suggested by have the same problem:

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Could Not Start Videora (Error Code:000100)
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An error occured while trying to load the converter.
You will not be able to use the converter until you fix the cause of this problem.
To copy the text of this message press CTRL+C

Possible Problem: There is a problem with your configuration.
Possible Solution: Manually delete the following two to four directories:
On XP/Vista: C:\Program Files\Red Kawa\Video Converter App
On XP/Vista: C:\Users\Frank J. Chapman\AppData\Roaming\Red Kawa\
On Vista: C:\Users\[USERNAME]\AppData\Red Kawa\
On Vista: C:\Users\[USERNAME]\AppData\Local\VirtualStore\Program Files\Red Kawa\
Then re-install this converter.

Full Error Details:
System.NullReferenceException: Object reference not set to an instance of an object.

at Videora.XML.RootTypes.Settings.getSettings()

at Videora.Core.4c18069c48bd2157.b59232ba9bfe3e83()

at Videora.Core.4c18069c48bd2157.958f7428aed9e4a3()

at Videora.Core.4c18069c48bd2157.48f0045c9774b3c7(Str ing 63bfdef4a4d2fe93)

at Videora.f266856f631ec016..ctor(String[] args)
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OK
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