That is because the repo,sources are not refreshed. Do NOT rejailbreak. Just go to changes. Press refresh. After that reboot iPhone! It should be done.
Pod2G's Newest 5.0.1 Jailbreak
[CODENAME : CORONA] For A4 iDevices...
In-depth Guide...
iDevices that are compatible with this UNTETHERED Jailbreak [5.0.1 r1,r2]:
iPhone 3GS Newer BootROM. iPhone 4 GSM/CDMA. iPod Touch 3G. iPod Touch 4G. iPad 1G WiFi/WiFi+3G.
You'll be good to go if you...
I have one of those. With the uDraw I just used WiiFlow and download nessesary uDraw games. Still works fine. But with HomeBrew. I've been hearing couple rumours...