Invalid driver requested: CI_Cache_

[eluser]Irfan Cikoglu[/eluser]
Hello,
I am getting this error:
Invalid driver requested: CI_Cache_

I cant find any solution, can you help me?

[eluser]PermanaJ[/eluser]
make sure if cache folder is already created. if you set

$config['cache_path'] = APPPATH.'cache/';

then you should create folder application/cache manually