1. The latest version is 11.6.4
Upgrade connection: https://www.zentao.net/book/zentaopmshelp/93.html
Backup connection: https://www.zentao.net/book/zentaopmshelp/42.html
The latest version connection: https://www.zentao.net/download/80174.html
Problems : direct upgrade from version 9.1 to 11.6.4 error may occur
Fatal error: Call to a member function loadModel() on boolean in /opt/zbox/app/zentao/www/upgrade.php on line 57
So we need the following steps:
1. Press Upgrade connection upgrade from 9.1 to 9.7
2. Upgrade connection upgrade from 9.7 to 10.6
3. Upgrade connection upgrade from version 10.6 to 11.6.4
Note:
9.7 connection http://dl.cnezsoft.com/zentao/9.7/ZenTaoPMS.9.7.stable.zip
10.6 connection http://dl.cnezsoft.com/zentao/10.6/ZenTaoPMS.10.6.stable.zip
After the upgrade, the database found phpadmin version remains in the low version, we use upgrade
1. In the admin page after the upgrade, find the Data -> Backup our backup
2 get back up, we restore the backup,
Restore backup solution
Option One :
1, to build the same version of Zen, to ensure the normal web page can be accessed;
2, the new backup copy of the file to the same directory Zen, assign permissions to read and write;
3, page Sign in New Zen background - backup Click the Restore button to restore.
Option Two :
1, to build the same version of Zen, to ensure the normal web page can be accessed;
2, the backup file with a text editor to open sql.php beginning deleted <php die ();??>, Then rename .php removed, and then introducing Zen database;
3, open the attached file with a text editor file.zip.php beginning deleted <php die ();??>, Then rename .php removed, then extract into new Zen www / data / upload / below.
Restore the data to the new version, then use the newly installed version is the latest application and the data.