Hi Erez,
The mnu file should reside in the same folder as the llb files that
contain those VIs. Make sure that it resides in the folder with those
llbs and you should be ok.
Regards,
Matt S.
LabVIEW Integration Engineer with experience in LabVIEW Real-Time, LabVIEW FPGA, DAQ, Machine Vision, as well as C/C++. CLAD, working on CLD and CLA.