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Unhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object
  at Mono.CSharp.ScopeInfo+CapturedVariable.EmitInstance (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.VariableReference.EmitLoad (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.VariableReference.Emit (Mono.CSharp.EmitContext ec, Boolean leave_copy) [0x00000]
  at Mono.CSharp.VariableReference.Emit (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.Invocation.EmitCall (Mono.CSharp.EmitContext ec, Boolean is_base, Boolean is_static, Mono.CSharp.Expression instance_expr, System.Reflection.MethodBase method, System.Collections.ArrayList Arguments, Location loc, Boolean dup_args, Boolean omit_args) [0x00000]
  at Mono.CSharp.PropertyExpr.Emit (Mono.CSharp.EmitContext ec, Boolean leave_copy) [0x00000]
  at Mono.CSharp.PropertyExpr.Emit (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.Argument.Emit (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.Invocation.EmitArguments (Mono.CSharp.EmitContext ec, System.Reflection.MethodBase mb, System.Collections.ArrayList arguments, Boolean dup_args, Mono.CSharp.LocalTemporary this_arg) [0x00000]
  at Mono.CSharp.Invocation.EmitCall (Mono.CSharp.EmitContext ec, Boolean is_base, Boolean is_static, Mono.CSharp.Expression instance_expr, System.Reflection.MethodBase method, System.Collections.ArrayList Arguments, Location loc, Boolean dup_args, Boolean omit_args) [0x00000]
  at Mono.CSharp.Invocation.EmitCall (Mono.CSharp.EmitContext ec, Boolean is_base, Boolean is_static, Mono.CSharp.Expression instance_expr, System.Reflection.MethodBase method, System.Collections.ArrayList Arguments, Location loc) [0x00000]
  at Mono.CSharp.ConstructorInitializer.Emit (Mono.CSharp.EmitContext ec) [0x00000]
  at Mono.CSharp.Constructor.Emit () [0x00000]
  at Mono.CSharp.TypeContainer.EmitConstructors () [0x00000]
  at Mono.CSharp.TypeContainer.EmitType () [0x00000]
  at Mono.CSharp.RootContext.EmitCode () [0x00000]
  at Mono.CSharp.Driver.MainDriver (System.String[] args) [0x00000]
  at Mono.CSharp.Driver.Main (System.String[] args) [0x00000]
make[2]: *** [Banshee.Base.dll] Error 1