Magento : Error Please check for sufficient write file permissions

Error: Please check for sufficient write file permissions is a very common problem in magento when you want to use the magento connect .This problem genrally came in to linux server’s . So we’ll use the Linux’s power to fix this problem .A simple linux shell script will solve this issue we’ll assign 777 to all directories and 644 to all files

find . -type d -exec chmod 777 {} \;
find . -type f -exec chmod 644 {} \;

these two lines will solve all the problems of the file permission in magento