Slide texts are not shown correctly in theodul player, except the first segment there a now slide texts shown ("No slide text available"). In the XML file the texts are correct

Steps to reproduce:
1. upload and process a recording with more than one slides
2. if the slides would recognized correctly there are some segments
3. look in theodul player at the segment tab

Actual Results:
"No slide text available." excepts the first segement.

Expected Results:
The texts like they are in the xml file have to been shown

Workaround (if any):