[Mono-aspnet-list] Input string was not in the correct format

[Hubert FONGARNAND]

This problem happens when libgdiplus is not installed...

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Hubert FONGARNAND
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-------- Message original --------
De: Mark DevGood <dirkroel at gmail.com>
Date: 23/11/2009 22:08
Pour :: mono-aspnet-list at lists.ximian.com
Sujet: [Mono-aspnet-list]  Input string was not in the correct format
> I'd like to post the solution to a bug that seriously had me scratching my
> head. This may be answered already but I could not easily find the solution
> to this on the web and had to resort to a painstaking process to discover
> the issue.
>
> If you see this error message:
>
> System.FormatException: Input string was not in the correct format
>   at System.Int32.Parse (System.String s, NumberStyles style,
> IFormatProvider provider) [0x00000] 
>   at System.Web.UI.WebControls.WebColorConverter.ConvertFrom
> (ITypeDescriptorContext context, System.Globalization.CultureInfo culture,
> System.Object value) [0x00000] 
>
>
> The solution is to hunt for a asp control which has a property such as
> ForeColor="Red", then removing this solves the problem. 
>
> Example which gives the error:  
> <asp:Label ID="lblMessage" runat="server" Text="" Visible="true"
> Font-Bold="true" ForeColor="Red" />
>
> Example which works okay: 
> <asp:Label ID="lblMessage" runat="server" Text="" Visible="true"
> Font-Bold="true" />
>
> Now I don't mind the fact that "Red" may not be supported as a colour,
> however the part I find extremely painful is that the error message shown
> does not tell me ANYTHING about where to hunt for the problem. 
> We need to have a better error message for this so that developers don't
> need to comment out lines of code one by one to see if the problem is
> solved.
>
> I'd much appreciate it if a kind soul could log this as a bug as I do not
> have a login for Novell.
>   



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