[Mono-list] 2.6.7 preview cannot compiled

[Andrus]

I tried to compile it but got error below.
How to fix ord diagnose this ?

Andrus.

make[8]: Entering directory
`/root/mono-2.6.7/mcs/class/Managed.Windows.Forms'
MCS     [net_2_0] System.Windows.Forms.dll
System.Windows.Forms/DataGridView.cs(5226,29): warning CS0219: The variable
`index' is assigned but its value is never used
System.Windows.Forms/DataGridViewCell.cs(808,55): warning CS0219: The
variable `style' is assigned but its value is never used
System.Windows.Forms/DataGridViewRow.cs(580,40): warning CS0219: The
variable `formattedValue' is assigned but its value is never used
System.Windows.Forms/DataGridViewRow.cs(581,40): warning CS0219: The
variable `errorText' is assigned but its value is never used
System.Windows.Forms/Help.cs(57,32): warning CS0219: The variable `param' is
assigned but its value is never used
/bin/sh: line 1:  8029 Terminated
MONO_PATH="./../../class/lib/net_2_0:$MONO_PATH"
/root/mono-2.6.7/runtime/mono-wrapper ./../../mcs/gmcs.exe
/codepage:65001 -optimize -d:NET_1_1 -d:NET_2_0 -debug /noconfig /unsafe
/r:mscorlib.dll /r:System.dll /r:System.Xml.dll /r:System.Drawing.dll
/r:Accessibility.dll /r:System.Data.dll /r:Mono.Posix.dll /r:Mono.WebBrowser
@System.Windows.Forms.dll.resources -debug -nowarn:618,612,809
/r:System.Configuration.dll -target:library -out:../../class/lib/net_2_0/System.Windows.Forms.dll
@System.Windows.Forms.dll.sources
make[8]: *** [../../class/lib/net_2_0/System.Windows.Forms.dll] Error 143
make[8]: Leaving directory
`/root/mono-2.6.7/mcs/class/Managed.Windows.Forms'
make[7]: *** [do-all] Error 2