When replacing the image in a PictureFrameEx shape and refreshing the thumbnail, the image appears just be white. After refreshing the thumbnail numerous times (sometimes dozens of times), the image eventually appears correctly.
- Run and click "Load From PPTX"
- Click “Replace Image and Refresh Thumbnail” - Note the image disappears and becomes white
- Click “Refresh Thumbnail” - normally (but not always) the image remains white.
- Click “Refresh Thumbnail” numerous times (sometimes up to 50 times) and eventually the image appears.