All is said in the title of this topic,
I capture on the channel 52 and try to analyze an SSID with an 80 Mhz width.
The issue is the same whatever the width (20,40 80) on 2.4 or 5Ghz.
I have this problem with 126.96.36.199 or older versions of EyePA.
I hope the developer could fix this issue.