ERROR: Unknown Role class: “PEAR_Installer_Role_Pear_Installer_role_doc”

ERROR: Unknown Role class: "PEAR_Installer_Role_Pear_Installer_role_doc"Problem Solved.
>sudo su  
>pecl install somethingElse
If you Get Error That role_doc ...

> export LC_ALL="C"    
> export LANG="C" then u solved that . Try again >pecl install ....