Site breaks every day

**GK User** Mon Mar 12, 2012 12:50 pm

Hi !
I have a big problem with my J2.5 site. It crashung down every single day. What can i do?
Please help me in this problem!
http://www.osica.ro

here is the apache error log

Code: Select all: [Mon Mar 12 13:52:47 2012] [error] [client 66.249.71.104] PHP Notice: Array to string conversion in /home/osica/public_html/libraries/joomla/cache/cache.php on line 552 [Mon Mar 12 13:52:47 2012] [error] [client 66.249.71.104] PHP Notice: Array to string conversion in /home/osica/public_html/libraries/joomla/cache/cache.php on line 608 [Mon Mar 12 13:52:47 2012] [error] [client 66.249.71.104] PHP Warning: array_diff_assoc(): Argument #1 is not an array in /home/osica/public_html/libraries/joomla/cache/cache.php on line 612 [Mon Mar 12 13:52:47 2012] [error] [client 66.249.71.104] PHP Notice: Array to string conversion in /home/osica/public_html/libraries/joomla/cache/cache.php on line 552 [Mon Mar 12 13:52:47 2012] [error] [client 66.249.71.104] PHP Notice: Array to string conversion in /home/osica/public_html/libraries/joomla/cache/cache.php on line 608

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**GK User** Mon Mar 12, 2012 2:13 pm

Second in 2 hours:(

**GK User** Wed Mar 14, 2012 10:37 am

Anyone?

**GK User** Thu Mar 15, 2012 10:25 am

Please Gavick team this is a serious problem

**GK User** Fri Mar 16, 2012 7:57 pm

Now for the last time . Is there any moderators read my post? Please help me GAVICK