Kohana is known to have issues with safe mode. Generally speaking, any decent host will have safe mode off, because it is simply an annoyance.
Source: http://forum.kohanaphp.com/comments.php?DiscussionID=5062&Focus=35961#Comment_35961
SafeMode will restrict a number of PHP functions, and as i understand it, is used on shared hosting environments where the hosting provider has to restrict the use of these functions to prevent people from messing up the other hosting
Source: http://forum.kohanaphp.com/comments.php?DiscussionID=5062&Focus=35954#Comment_35954
phpBB3 same, cache files are written to 99. But phpBB3 read/write/delete own cache, why KO3 is not?
Source: http://forum.kohanaphp.com/comments.php?DiscussionID=5062&Focus=35945#Comment_35945
Something has to be messed up with your apache. When it creates a folder it should have permissions to that folder, which sounds like it's not doing.
Source: http://forum.kohanaphp.com/comments.php?DiscussionID=5062&Focus=35941#Comment_35941
ErrorException [ Warning ]: file_put_contents() [function.file-put-contents]: SAFE MODE Restriction in effect. The script whose uid is 522 is not allowed to access /home/urltara/subdomain/dev/application/cache/7f owned by uid 99
Source: http://forum.kohanaphp.com/comments.php?DiscussionID=5062&Focus=35939#Comment_35939
session/d3d6a4c093c44543d02b39a8acdc4d5d/sessiondata/data.txt) [function.file-put-contents]: failed to open stream: No such file or directory in E:Projektexampphtdocsstargamenewindex.php on line 95
Source: http://www.php.de/php-fortgeschrittene/64926-file_put_contents-no-such-file-directory.html
Here's the entire page when I look at the path: File system. * warning: file_put_contents(C:/Program_Files/wamp/tmp/devel_themer_18710488624b8b861ab59cd) [function.file-put-contents]: failed to open stream: No such file or directory in
Source: http://drupal.org/node/719118
warning: file_put_contents() [function.file-put-contents]: Only 0 of 195334 bytes written, possibly out of free disk space in /home/www/tinemuller.dk/drupal/sites/all/modules/devel/devel_themer.module on line 593.
Source: http://drupal.org/node/545064
[Sun Jan 17 14:19:07 2010] [error] [client 79.127.26.148] PHP Warning: file_put_contents(/home/openente/public_html/tmp/cron.php) [function.file-put-contents]: failed to open stream: Permission
I`m tryin to install the Joomla Tracker Component but i get this errors: Code: Warning: file_put_contents() [function.file-put-contents]: SAFE MODE Restriction in effect. The script whose uid is 10001.
Source: http://bvlist.com/tech-support/1321-joomla-components-install.html