Hello Mervin,
Can you please email support@signalhound.com to begin the support process.
Please send information regarding your setup such as the current configuration of the software, such as frequency range, and the tracking generator control values you are setting when seeing this issue. Also please describe what you mean by “remove the SA/TG” and what kind of error messages you are seeing on screen. Also please share your PC information with us, most importantly, the Operating system, whether you are 32/64 bit and the CPU model number. Any other information you can think of that is unique to your setup or measurement process is helpful so we can try to duplicate the issue or determine its source.
Regards
