make[8]: Entering directory `/home/simon/downloads/mono/mcs/class/System'
MONO_PATH="../../class/lib/net_2_0:$MONO_PATH" /home/simon/downloads/mono/mono/runtime/mono-wrapper  ../../gmcs/gmcs.exe /codepage:28591   -d:NET_1_1 -d:NET_2_0 -debug /noconfig -nowarn:618 -d:CONFIGURATION_2_0 -unsafe -define:XML_DEP -r:System.Xml.dll -define:SECURITY_DEP -r:Mono.Security.dll -define:CONFIGURATION_DEP -r:System.Configuration.dll -r:PrebuiltSystem=../../class/lib/net_2_0/System.dll -target:library -out:System.dll  @System.dll.sources
System.ComponentModel/RunWorkerCompletedEventArgs.cs(55,17): warning CS0108: `System.ComponentModel.RunWorkerCompletedEventArgs.UserState' hides inherited member `System.ComponentModel.AsyncCompletedEventArgs.UserState'. Use the new keyword if hiding was intended
System.ComponentModel/AsyncCompletedEventArgs.cs(62,4):: `System.ComponentModel.AsyncCompletedEventArgs.UserState.get', name of symbol related to previous warning
System.Configuration/SettingElementCollection.cs(78,54): error CS0507: `System.Configuration.SettingElementCollection.CollectionType.get': cannot change access modifiers when overriding `protected' inherited member `System.Configuration.ConfigurationElementCollection.CollectionType.get'
/home/simon/downloads/mono/mcs/class/lib/net_2_0/System.Configuration.dll: `System.Configuration.ConfigurationElementCollection.CollectionType', name of symbol related to previous error
System.Configuration/SettingElementCollection.cs(78,54): error CS0507: `System.Configuration.SettingElementCollection.CollectionType': cannot change access modifiers when overriding `protected' inherited member `System.Configuration.ConfigurationElementCollection.CollectionType'
/home/simon/downloads/mono/mcs/class/lib/net_2_0/System.Configuration.dll: `System.Configuration.ConfigurationElementCollection.CollectionType', name of symbol related to previous error
Compilation failed: 2 error(s), 1 warnings
make[8]: *** [../../class/lib/net_2_0/System.dll] Error 1
make[8]: Leaving directory `/home/simon/downloads/mono/mcs/class/System'