Without checkbox "Export every document":

error log: no entry

acccess log:
[My-IP-Address] - - [13/Nov/2011:14:27:31 +0100] "GET /userguide/admin/logs.php HTTP/1.1" 200 36348 "http://i18n.haiku-os.org/userguide/admin/" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:28 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 1433 "http://i18n.haiku-os.org/userguide/admin/" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:43 +0100] "POST /userguide/admin/export.php HTTP/1.1" 200 845 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:43 +0100] "GET /userguide/shared/images/alert_info_32.png HTTP/1.1" 200 1168 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:44 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 828 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:46 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 828 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:47 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 829 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:48 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 829 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:49 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 829 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:51 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 829 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:52 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 830 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:53 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 831 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:54 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 829 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:56 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 832 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:57 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 1123 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"
[My-IP-Address] - - [13/Nov/2011:14:28:58 +0100] "GET /userguide/admin/export.php HTTP/1.1" 200 1436 "http://i18n.haiku-os.org/userguide/admin/export.php" "Mozilla/5.0 (compatible; U; WebPositive/533.4; Haiku) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.55 Safari/533.4"