>What is weird is that some specific timestamps fails, always. I don't know the answer. I found often found when watching video via the dashboard you sometimes get "black" segments. Have you tried reviewing this specific footage via the dashboard to see if it can retrieve it? I put it down to camera bugs. For us, I configured a Meraki MS port schedule that gives the cameras a daily power cycle and that seems to have fixed things 100%. Others have said the most recent firmware has fixed the issue. I haven't bothered disabling the port schedules to verify this.
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