menu_proc: show error on bad handle
menu_proc: show error on bad handle

Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText