[Q] ANDROID STUCK AT BOOT LOGO and shows these errors E:Can't mount /cache/recovery/command. How can I fix this?

[AC Question]

[Q] ANDROID STUCK AT BOOT LOGO and shows these errors E:Can't mount /cache/recovery/command

My phone wont boot after flashing a wrong rom, i wiped the cache and delvik , its now stuck at the boot logo ,when i boot into cwm recovery these errors pup up
cwm automade 21.09.2013 23:20:59
E:Can't mount /cache/recovery/command
E:Can't mount /cache/recovery/log
E:Can't open /cache/recovery/log
E:Can't mount /cache/recovery/last_log
E:Can't open /cache/recovery/last_log

I tried restoring my stock backup but these showed up
""checking MD5 sums...
Erasing boot before restore ...
Restoring boot image ...
Restoring system...
E:format _volume: make _extf4fs failed on /dev/block/mmcblk0p3
Error While formatting/system!""

mates pls help ...am at newbie with these stuffs.