Over the last week, at Vevida, we received quite some problem reports from customers who updated Joomla to version 3.2.0. After logging on to their administrator back-end, they received an HTTP 500.0 error with error code 0x8007000d. Let’s investigate and resolve this Joomla Administrator login HTTP 500 error.
The information in this post is still valid, even for Joomla 3.6.4 and up!
What is this Joomla HTTP Error 500?
Unfortunately this Joomla HTTP Error 500: Internal Server Error has nothing important to tell, except in case of IIS as web server:
Internal Server Error, The data is invalid. (0x8007000d)
That’s not much…
It basically means that somewhere the output breaks FastCgi and PHP output. The given HTTP 500.0 error, after logging on, looks like:
An IIS Failed Request Tracing report looks like:
How to fix a Joomla HTTP Error 500 after Joomla updates
Often, you can fix this HTTP error 500 in Joomla pretty easy. If only I knew this earlier, it would have saved me some time :-) . This post certainly will save you time.
Follow the next steps:
- when you’ve tried to log on and the HTTP 500.0 error is displayed, add
?option=com_installer&view=databasein the address bar of your browser to the URL. The full URL then becomes
- after pressing the ENTER key on your keyboard, you’re automatically logged on to your Joomla Administrator back-end.
- You’ll probably notice database errors. These database errors can be repaired easily using the Fix-button. This resolves the log on issue permanently.
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HTTP 500 fix tested and verified with Joomla 3.2.4, 3.3.6 and 3.6.4
This fix for HTTP 500 errors when logging in to Joomla administrator is still valid for Joomla 3.2.4, 3.3.6 and Joomla 3.6.4 updates.
Incorrect permissions on Joomla’s log/error.php file
Turns out, at least on Windows Server IIS, PHP/FastCgiModule might throw an
0x8007000d error if file and directory permissions are improperly (incorrectly) configured. You must correct the file permissions as well!
However, at the same time, after setting correct file permissions on
logs/error.php and logging in, Joomla complained about two database problems:
Database schema version (3.1.1) does not match CMS version (3.3.6-2014-09-30).
Database update version (None) does not match CMS version (3.3.6).