Drupal Fehler

hallo ihr alle ich bin neu hier,

Ich bekomme andauernd diesen Fehler egal welche Drupal Version ich installiere

Woran kann das liegen?

* warning: array_fill() [function.array-fill]: Number of elements must be positive in /www/01611/htdocs/relaunch/includes/database.inc on line 235.
* warning: implode() [function.implode]: Invalid arguments passed in /www/01611/htdocs/relaunch/includes/database.inc on line 235.
* warning: array_keys() [function.array-keys]: The first argument should be an array in /www/01611/htdocs/relaunch/modules/user/user.module on line 496.
* user warning: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1 query: SELECT p.perm FROM role r INNER JOIN permission p ON p.rid = r.rid WHERE r.rid IN () in /www/01611/htdocs/relaunch/modules/user/user.module on line 496.
* warning: array_keys() [function.array-keys]: The first argument should be an array in /www/01611/htdocs/relaunch/modules/block/block.module on line 394.
* warning: array_fill() [function.array-fill]: Number of elements must be positive in /www/01611/htdocs/relaunch/includes/database.inc on line 235.
* warning: implode() [function.implode]: Invalid arguments passed in /www/01611/htdocs/relaunch/includes/database.inc on line 235.
* warning: array_merge() [function.array-merge]: Argument #2 is not an array in /www/01611/htdocs/relaunch/modules/block/block.module on line 395.
* user warning: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') OR r.rid IS NULL) ORDER BY b.region, b.weight, b.module' at line 1 query: SELECT DISTINCT b.* FROM blocks b LEFT JOIN blocks_roles r ON b.module = r.module AND b.delta = r.delta WHERE b.theme = '' AND b.status = 1 AND (r.rid IN () OR r.rid IS NULL) ORDER BY b.region, b.weight, b.module in /www/01611/htdocs/relaunch/modules/block/block.module on line 395.

kann mir jemand h elfen? ich verzweifel bald

gruß,

Rob