Please note this is an old forum thread. Information in this post may be out-to-date and/or erroneous.
Every phppptx version includes new features and improvements. Previously unsupported features may have been added to newer releases, or past issues may have been corrected.
CreatePptx.php has an encoded file, that thus they cannot whitelist it. I imagine its your file locking/security/ licensing. Not sure how to proceed. Invested quite a bit of time in this. Any toughts? Have you had this problem before?