Fatal error: Block::getInstance() [<a href='block.getinstance'>block.getinstance</a>]: The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition "HtmlAudioBlockController" of the object you are trying to operate on was loaded _before_ unserialize() gets called or provide a __autoload() function to load the class definition in /home7/thealcke/public_html/concrete/models/block.php on line 328
^ This appeared after I tried to uninstall and add-on because the add-on had a bug where I was unable to upload any content onto my website. I'm not even able to login to my website. I tried to get help from Concrete5 but they didn't offer me any so I was wondering if there was something I could do.
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