Have you considered disabling some of the cameras temporarily to see if it can tell you if you have a CPU resource issue or not? Is the recording fine with only 1 or 2 cameras? If good how many cameras can you add back before the recording issue becomes apparent again!
Step one would be to turn off the auto update! and stick with doing updates manually, then you are less likely to get these sort of unexpected glitches. if you only apply updates that are marked as stable!
Can you go back to the version that you had that was running fine to see if it resolves...
Have you looked at the "Status" window on the "Camera" tab to see what the actual FPS rate is that BI is seeing? Are you recording the main stream or the sub stream?
How are you watching the video, via remote desktop or on the actual console of the virtual server?
What happens if you export the video recording to another system, is it still choppy, the choppy playback might be caused by the virtual display driver.
How many cameras did you have on your old system that will determine if trying this process is worth the trouble
The camera setting are found in the registry of the old computer at [HKEY_LOCAL_MACHINE\Software\Perspective Software\Blue Iris\Cameras\
Have you ever used the windows registry...
I would recommend that you do a clean install,
Most of the camera setting are stored in the windows registry and might be hard to extract unless you know how to access the registry files on the old HD from the new computer, this is assuming the original HD is still functioning.
I believe that...
I thought that i recalled seeing a mention of a shortcut key combination to display the DAT Analysis window, but I am unable to find the info in this forum, does anyone know if there is a way to display this without dragging the dat file into the BI Status AI tab
Take a look at this thread
https://ipcamtalk.com/threads/camera-in-bi-switches-ips-spontaneously.70993/#post-779561
The setting is called "Skip initial MAC, HTTP, DNS reachability tests" on the "Network IP Camera configuration" page
Can you get one of the cameras to reconnect in BI if you do a Find/inspect for one of the cameras in BI? Make sure that you get a screen capture of the BI Network IP Camera configuration before and after the Find/Inspect to see if anything changes! Also verify that the IP for the camera in BI...