After an update with "Google Photos", it could be possible you have difficulties to back from a picture in ProgressionLIVE.
We suggest downloading the application "Simple Galerie" to correct the problem.
Here's how:
1- Open Google "PlayStore".
2- Write "Simple Galerie" in the search bar.
3- Click on the application.
4- Click on "Install".
5- Get out of Google "PlayStore".
6- Open the attachments list in ProgressionLIVE.
7- Click on the picture you want to open.
8- Select the application "Simple Galerie".
9- Authorize the application to see your pictures.
10- You can now see the photos and return to ProgressionLIVE.