[rtl8188ce] "Set ESSID: SET failed on device wlan0 ; Operation not..."

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http://crunchbang.org – I've had problems with the wireless card since I got my Toshiba NB505 over a year ago. I downloaded and installed drivers almost a year ago, but had no idea what I was doing, and possibly installed things a little wrong, so wlan0 ended up slow and unpredictable, often not recognizing APs, not connecting, or dropping connections. About 6 months ago somehow wlan0 started working fine in X (right after I threw the damn thing out a window in frustration).I'm trying to learn how to connect to an AP from tty2 (using ifconfig, iwlist, and iwconfig) without running X, and wlan0's back t (HowTos)