I installed and uploaded the files the drop down displays fine. when you click on the video file the message loading video appears but when returned to the page nothing happens videos won't play.
Here is the PHP Debug when trying to play video adn below the lines called out. And below my server env

Warning [PHP]: array_push(): First argument should be an array in file class/module.textsanitizer.php line 113

Notice [PHP]: Undefined variable: getFile in file modules/mediashow/blocks/mediashow_bloc.php line 198

Notice [PHP]: Undefined index: mediashow in file modules/mediashow/blocks/mediashow_bloc.php line 208

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(line 113) array_push($this->smileys, $smiles);


(line 198) $countFile = count($getFile);

(line 208) $block['mediashow'] .= "