void makePackagesReceivedCounterEntry(long packagesReceived) { if (label_packagesReceived.InvokeRequired) { makePackagesReceivedCounterCallback d = new makePackagesReceivedCounterCallback(makePackagesReceivedCounterEntry); label_packagesReceived.Invoke(d, new object[] { packagesReceived }); } else { label_packagesReceived.Text = Convert.ToString(packagesReceived); } }