Set required permissions on files and folders in order to install VTiger CRM.

vtiger-pre-install

cp htaccess.txt .htaccess
echo "php_value memory_limit 1G" >> .htaccess
echo "php_value error_reporting 512" >> .htaccess
chmod 777 config.inc.php
chmod o+w tabdata.php
chmod o+w install.php
chmod o+w parent_tabdata.php
chmod -R o+w cache/
chmod -R o+w storage/
chmod -R o+w install/
chmod -R o+w user_privileges/
chmod -R o+w Smarty/cache/
chmod -R o+w Smarty/templates_c/
chmod -R o+w modules/Emails/templates/
chmod -R o+w modules/
chmod -R o+w cron/modules/
chmod -R o+w test/vtlib/
chmod -R o+w test/vtlib/HTML
chmod -R o+w backup/
chmod -R o+w Smarty/templates/modules/
chmod -R o+w test/wordtemplatedownload/
chmod -R o+w test/product/
chmod -R o+w test/user/
chmod -R o+w test/contact/
chmod -R o+w test/logo/
chmod -R o+w logs/
chmod -R o+w modules/Webmails/tmp/