I had this issue and had to load the ACI by breaking the startup and loading the ACI boot there. dir usb1:(locate ACI image and copy, if it states usb not found please use steps to format usb on the switch below)conf tno boot nxosexitcopy usb1:/(ACI ...

I tried to delete it after I posted but couldn’t find that option.

Try "ip tcp mss 10000"