Support

Mandatory information about my setup:

Have I read the related troubleshooter articles above before posting (which pages?)? Yes
Have I searched the tickets before posting? Yes
Have I read the documentation before posting (which pages?)? Yes
Joomla! version: (unknown) 2.5.6
PHP version: (unknown) 5.3.3.7
MySQL version: (unknown) ) 5.1.63
Host: (optional, but it helps us help you)
Akeeba Backup version: (unknown) 3.6.6.rc pro

EXTREMELY IMPORTANT: Please attach a ZIP file containing your Akeeba Backup log file in order for us to help you with any backup or restoration issue. If the file is over 2Mb, please upload it on your server and post a link to it.

When manually backing up using akeeba web interface we successfully get a mysql dump file in the backup JPA file. When using a cron to automatically backup the joomla site the mysql dump file is empty at 0KB. Any ideas, what this maybe? Thanks

This is the error we get:

-------------------------------------------------------------------------------
You are using PHP 5.3.3-7+squeeze14 (cli)

Starting a new backup with the following parameters:
Profile ID 1
Description "Command-line backup"

Current memory usage: 1.4 Mb

Unsetting time limit restrictions.

Site paths determined by this script:
JPATH_BASE : /var/www/cli/../
JPATH_ADMINISTRATOR : /var/www/cli/..//administrator

Last Tick : 2012-10-01 11:38:05 GMT+0100 (BST)
Domain : init
Step :
Substep :
Memory used : 5.07 Mb
Warnings : no warnings issued (good)

Last Tick : 2012-10-01 11:38:05 GMT+0100 (BST)
Domain : installer
Step :
Substep :
Memory used : 5.11 Mb
Warnings : no warnings issued (good)

Last Tick : 2012-10-01 11:38:05 GMT+0100 (BST)
Domain : PackDB
Step :
Substep :
Memory used : 6.57 Mb
Warnings : no warnings issued (good)

Last Tick : 2012-10-01 11:38:06 GMT+0100 (BST)
Domain : Packing
Step : /var/www/cli/../administrator/language/en-GB
Substep :
Memory used : 6.78 Mb
Warnings : no warnings issued (good)

Last Tick : 2012-10-01 11:38:15 GMT+0100 (BST)
Domain : Packing
Step : -
Substep :
Memory used : 6.78 Mb
Warnings : no warnings issued (good)

PHP Fatal error: Uncaught exception 'JDatabaseException' with message ' SQL=SELECT `u`.`name`,`u`.`email`
FROM `rul4a_users` AS `u`
INNER JOIN `rul4a_user_usergroup_map` AS `m` ON (`m`.`user_id` = `u`.`id`)
WHERE `m`.`group_id` = ''' in /var/www/libraries/joomla/database/database/mysqli.php:403
Stack trace:
#0 /var/www/libraries/joomla/database/database.php(923): JDatabaseMySQLi->execute()
#1 /var/www/administrator/components/com_akeeba/akeeba/platform/joomla25/platform.php(479): JDatabase->loadAssocList()
#2 /var/www/administrator/components/com_akeeba/akeeba/platform/platform.php(148): AEPlatformJoomla25->get_administrator_emails()
#3 /var/www/administrator/components/com_akeeba/akeeba/core/domain/finalization.php(191): AEPlatform->__call('get_administrat...', Array)
#4 /var/www/administrator/components/com_akeeba/akeeba/core/domain/finalization.php(191): AEPlatform->get_administrator_emails()
#5 /var/www/administrator/components/com_akeeba/akeeba/core/domain/finalization.php(125): AECoreDomainFinalization->mail_administrat in /var/www/libraries/joomla/database/database/mysqli.php on line 403

attached is the log

thanks

I have uninstalled completely akeeba and installed a new version and it works.
thanks