https://devzone.nordicsemi.com/f/nordic-q-a/7687/microsoft-dynamic-version-1-1-0-20-downloadHello there, I use the MasterEmulator.dll with LabView and the nRF51 Dongle and everything works fine in the past. Now I had to change something in my LabView software and updated also the Dongel firmware and the MasterEmulator API. But withen-USTelligent Community 13Thu, 18 Jun 2015 12:06:02 GMThttps://devzone.nordicsemi.com/thread/27404?ContentTypeID=1Thu, 18 Jun 2015 12:06:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:987bb9ac-b2e6-4151-a55a-416770a1b62emicrochip<p>OK, I found my fault. I have to open the LabView Project and not only the singel VI. Remember for the future: Never use DLL in a single VI, you need a Projekt!</p><div style="clear:both;"></div>