my photos , projects it keeps mixing up the slides

[iMore Question]

Was working on a slide show with over 1100 slides. Went back to work on it all mixed up. Tried to fix but after I leave the projects section it goes back to the mixed up verson. Opened 2 new projects, same problem. this only started after I downloaded 10.10.4
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[Bigeric23]

What program are you using? Keynote, PowerPoint, other?

 

[RogerY]

I'm using the new photos thanks