Event description is no more computed since 5.2, so the name is used instead (even if it contains less information about the change)
</td>
<td class="thin nowrap">
- <%= image_tag "event_profile.png", :alt => message('project_history.col.profile') + ": " + profile_event.description_text if profile_event -%>
+ <%= image_tag "event_profile.png", :alt => message('project_history.col.profile') + ": " + profile_event.name if profile_event -%>
</td>
<td class="thin nowrap text-right" style="padding-left:10px; padding-right:10px">