4.3.1 to 4.4 – WYSIWYG Editor Issues
A plugin was the cause of this issue, ‘PS Disable Auto Formatting‘. After disabling this plugin, the issue was fixed.
upgrade
How do I fix problems with users not being able to publish and only submit for review after upgrade of Multisites installation?
After a full day of investigating the problem I managed to find the culprit and solve the problem. I localized the problem by following these steps: Create a new blog and give your user admin or editor privileges. In MySQL copy all posts from one of the troubled blogs to the new blog. Now the … Read more
What is the purpose of logging out after WordPress upgrade?
4.0 made a change to the structure of the authentication cookie and added a “token” feild to it. I assume that you were logged out because your older style cookie didn’t match the new format.
Import old SQL dump into new WordPress version
If it is an older version of WP, you need to find out what version of WP generated the database, as WP upgrades the DB most times the files are upgraded and you should incrementally upgrade to also upgrade the database. Look in the wp_options table for option 711 and see what the version is; … Read more
Release Model for WordPress?
When a major release is made, fixes are made to it, but it’s rare that fixes to older versions are made. It has happened before, but it should never be relied upon, and there are a lot of bugfixes that are never backported. Sometimes a version will be tagged before a major release that isn’t … Read more
Updating WordPress – the best approach (updating wp core, plugins and db)
Any database changes WP itself needs are performed automatically. On first load after core update you will get (if required) special page that will say that database update is required and perform that update. No actions required from you really. Changes and updates to database by plugins can vary and not many plugins actually need … Read more
Multisite database upgrade SSL error
If possible, you should try and fix the cause of this error – invalid SSL certificates. But there are some instances where this is not possible or desirable. One obvious one being development sites using a self-signed SSL certs. One way around this is to set $ssl_verify to false before line 1161 of wp-includes/class-http.php: curl_setopt( … Read more
How to preserve PHP modifications while upgrading WordPress?
Each of the files you have mentioned are theme files. When you upgrade WordPress itself, it will not touch any themes (or plugins) you have installed, whether or not you have modified them. If this was a theme you created yourself, then you have no worries at all. However, if this was a theme created … Read more
Failure upgrading / updating site to WordPress 4.7
Try disabling your plugins directory. I’ve been fixing this repeatedly today. Disabling the plugin directory has, for me, allowed the page to load and complete the upgrade process. I suspect it is a specific plugin doing it but haven’t determined which yet. Update If you have W3 Total Cache 9.5.1 installed, deactivate it and try … Read more
How do WordPress veterans deal with the issues of upgrading WordPress?
“the boring work of backup”… Backups may be boring, but they are essential and gives you a fallback position in case things go wrong. Without backups, you’re essentially playing Russian roulette with your site. It doesn’t even take very long, and reverting isn’t horrible or awful, it’s pretty easy. WP veterans take backups, test upgrades … Read more