How to upgrade dz7.2 to x2.0

========================================== Discuz! 7.2 upgrade to discuz! X2.0 description ========================================== I. Preparations before Upgrade --------------- 1. Create a program backup directory, such as old/ 2. Move all the programs in the original forum to the old/directory. 3. Upload discuz! The program in the upload/directory of product X goes to the Forum directory. 4. Run the installation program/install During installation, specify the original discuz! 7.2 link to the ucenter server address (if the ucenter version is earlier than 1.6.0, you must upgrade the ucenter first) Ii. Upgrade Forum data --------------- 1. After the installation is complete, upload discuz after the test forum is normal! X convert program to the Forum directory 2. Run/convert 3. Select the corresponding program version to start conversion. 4. The conversion process cannot be interrupted without authorization until the program is automatically executed. 5. The conversion process may take a long time and consume more server resources. You should select to execute the command when the server is idle. Iii. Several things to do after the upgrade -------------------------- 1. Edit the config/config_global.php file of the new forum and set the Founder. In the config/config_global.php file, set $ _ config ['admincp'] ['founder'] = '1'; the number is the UID of the founder. 2. Access the background of the new forum at http: // your domain name/admin. php. 3. Log On with the Founder account and go to the background to update the cache. 4. Many configuration items have been added to the new system, including user permissions, group permissions, and Forum sections. You need to reset them once carefully. 5. Transfer the old attachment directory (your post will not be able to find any attachments before the transfer) A) go to the old/Attachments/directory. B) Move all files to the/data/attachment/FORUM/directory of the new forum. 6. Transfer user profile pictures (this step is not required for users who install ucenter independently) A) go to the old/uc_server/data/Avatar/directory. B) Move all files to the new forum directory uc_server/data/Avatar/ 7. Delete the convert program to avoid potential risks for Forum Installation 8. After all functions of the new forum are normal, you can delete the old program backup and data backup. 9. If you have used category information, you need to reorganize the category information (background> Update Statistics> category information ).