Hi Peter,

> Every week the server crashes when nobody is using it and I’m sure it’s 
> because of the Windows backup process conflicting with 4D which has the 
> datafile open

I agree with your suspicion. Older versions of 4D did not support Windows 
Volume Shadow Copy. v16R2 added explicit support for it. Details at 
https://doc.4d.com/4Dv17/4D/17.3/Using-Volume-Shadow-Copy-Service-on-Windows.300-4640984.en.html
 
<https://doc.4d.com/4Dv17/4D/17.3/Using-Volume-Shadow-Copy-Service-on-Windows.300-4640984.en.html>

>It would be good to have 4D write its own backup to an external drive and than 
>have the OS backup run on that one instead. But the contractor then feels 
>exposed contracturally for not backing up the main OS so it’s like talking to 
>a brick wall.

That is the only process I was able to figure out.

If you are upgrading to v16R2 or greater, you should be able resolve this.

Good luck,

Tom Benedict


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