Error message

• Notice: fwrite(): write of 8192 bytes failed with errno=28 No space left on device in DrupalFileCache->set() (line 267 of /home1/montes/public_html/books/sites/all/modules/filecache/filecache.inc).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /home1/montes/public_html/books/includes/common.inc).
• Deprecated function: The each() function is deprecated. This message will be suppressed on further calls in menu_set_active_trail() (line 2405 of /home1/montes/public_html/books/includes/menu.inc).