private void AcaciaButton1_Click(object sender, EventArgs e)
{
	int num;
	int num4;
	object obj;
	try
	{
		IL_01:
		ProjectData.ClearProjectError();
		num = -2;
		IL_09:
		int num2 = 2;
		this.t = new Thread(new ThreadStart(this.checking));
		IL_23:
		num2 = 3;
		this.t.IsBackground = true;
		IL_32:
		num2 = 4;
		this.t.SetApartmentState(ApartmentState.STA);
		IL_41:
		num2 = 5;
		this.t.Start();
		IL_4F:
		goto IL_C1;
		IL_54:
		int num3 = num4 + 1;
		num4 = 0;
		@switch(ICSharpCode.Decompiler.ILAst.ILLabel[], num3);
		IL_7A:
		goto IL_B6;
		IL_7C:
		num4 = num2;
		@switch(ICSharpCode.Decompiler.ILAst.ILLabel[], (num > -2) ? num : 1);
		IL_94:;
	}
	catch when (endfilter(obj is Exception & num != 0 & num4 == 0))
	{
		Exception ex = (Exception)obj2;
		goto IL_7C;
	}
	IL_B6:
	throw ProjectData.CreateProjectError(-2146828237);
	IL_C1:
	if (num4 != 0)
	{
		ProjectData.ClearProjectError();
	}
}