I'm pretty sure that SSIDs have a maximum length of 32 characters. If your SSID is already 32 characters long, then you can't append "_nomap" to the end of your

I'm pretty sure that SSIDs have a maximum length of 32 characters. If your SSID is already 32 characters long, then you can't append "_nomap" to the end of your SSID, since that would be too long.