Disable compilation from command line
Magento Compilation – Compile, Clear, Enable and Disable from Command Line
If you have shell access running just got to shell folder
$ php shell/compiler.php
Usage: php -f compiler.php — [options]
state Show Compilation State
compile Run Compilation Process
clear Disable Compiler include path and Remove compiled files
enable Enable Compiler include path
disable Disable Compiler include path
help This help