Symptoms
Numeric values do not parse correctly in Visual Basic .NET (and in Visual C# .NET) when you use Swedish language settings.
Resolution
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next .NET Framework service pack that contains this hotfix.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support(http://support.microsoft.com/contactus/?ws=support)NoteIn special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.Important This fix requires .NET Framework SP1. This fix will not install on top of .NET Framework SP2
The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

DateTimeVersionSizeFile name————————————————————–02-Jul-200222:481.0.3705.29365,536Corperfmonext.dll03-Jul-200213:241.0.3705.2931,953,792Mscorlib.dll02-Jul-200222:471.0.3705.2932,265,088Mscorsvr.dll02-Jul-200222:4010,256Mscorlib.ldo02-Jul-200222:471.0.3705.2932,265,088Mscorwks.dll