MediaWiki:Token suffix mismatch
Deprecated: Creation of dynamic property PPDStack::$accum is deprecated in /home2/xelnath/public_html/atomech/includes/parser/Preprocessor_DOM.php on line 753
From Atomech Dev Wiki
Your edit has been rejected because your client mangled the punctuation characters in the edit token. The edit has been rejected to prevent corruption of the page text. This sometimes happens when you are using a buggy web-based anonymous proxy service.