non riproduce i video

• What version of Premiere Pro? Includes the minor version number (e.g., Premiere Pro CC 2015.2 (9.2)).

• Have you installed the recent updates? (If not, you should. They fix a lot of problems.)

- I have the last version (yesterday I made the upgrade 12.1.1)

• What operating system? This should include less version numbers, like "Mac OSX v10.10.5" --- not just "Mac".

- Windows 10

• What kind (s) of source footage? When you say about your source footage, tell us about the codecs, not just the container types. For example, "H.264 in a .mov container", not just "QuickTime".

Tipo: Filmato MPEG

Dimensioni file: 530,63 MB

Dimensioni immagine: 1920 x 1080

Frequenza fotogrammi: 25,00

Formato audio sorgente: 48000 Hz - 16 bit - Stereo

Formato audio del progetto: 48000 Hz - virgola mobile a 32 bit - Stereo

Durata complessiva: 00:03:22:02

Proporzioni pixel: 1,0

• If you are getting error message (s), what is the full text of the error message (s)?

- no error messages

• Has this ever worked before?

- yes

• What other software are you running?

- Photoshop - Bridge - InDesign

• Are you using the Mercury Playback Engine GPU Acceleration?

• Do you still have the issue when choosing Project Settings> General> Renderer> Mercury Playback Engine (Software Only)?

- made "only software"

• Do you have any third party effects or codecs installed?

- no

• Does the problem only happen with your final output, with previews, or both?

- happen with the previews