We are having issues with the consistency of icons appearing on work objects

Summary:

When I go in to view my recent requisitions I see the system defaulted Icon for smart forms. We changed these icons to go along with our branding. They show up for some people but not all. In some cases I see the defaulted image and other times I have no icon at all. My colleague is able to see the icons that we uploaded into the system. I am not sure why this is happening

Content (please ensure you mask any confidential information):

This is what we want the images to look like

This is the view that I have