![Upgrading Windows server 2016 Domain controller to Windows Server 2019 #windows2019 #ws2019 – Robert Smit MVP Blog Upgrading Windows server 2016 Domain controller to Windows Server 2019 #windows2019 #ws2019 – Robert Smit MVP Blog](https://i0.wp.com/scom.aca-computers.nl/image/Upgrading-Windows-server-2016-Domain-con_102B7/image_thumb_7.png)
Upgrading Windows server 2016 Domain controller to Windows Server 2019 #windows2019 #ws2019 – Robert Smit MVP Blog
Solved: How do I fix "Active Directory on this domain controller does not contain" in-place upgrade error Windows Server 2016 Domain Controller to Windows Server 2019?
![Trouble updating from Server 2016 to 2022. Adprep \forestprep giving error that I'm not part of the enterprise admin group. Running from elevated PowerShell : r/WindowsServer Trouble updating from Server 2016 to 2022. Adprep \forestprep giving error that I'm not part of the enterprise admin group. Running from elevated PowerShell : r/WindowsServer](https://external-preview.redd.it/trouble-updating-from-server-2016-to-2022-adprep-forestprep-v0-CUtPqgIq83UeUqfZXMRql5njbDaMrvSGhlHLQGYhAnM.jpg?auto=webp&s=889a423e4c2eab6bcf0bcd7537ae16e8b49d4a3f)
Trouble updating from Server 2016 to 2022. Adprep \forestprep giving error that I'm not part of the enterprise admin group. Running from elevated PowerShell : r/WindowsServer
![active directory - Fix error determining whether the target environment requires adprep in windows server 2012, during domain controller promotion - Server Fault active directory - Fix error determining whether the target environment requires adprep in windows server 2012, during domain controller promotion - Server Fault](https://i.stack.imgur.com/5vUvd.png)
active directory - Fix error determining whether the target environment requires adprep in windows server 2012, during domain controller promotion - Server Fault
![KnowledgeBase: Adprep "not a valid Win32 application" error on Windows Server 2003, 64-bit version - The things that are better left unspoken KnowledgeBase: Adprep "not a valid Win32 application" error on Windows Server 2003, 64-bit version - The things that are better left unspoken](https://dirteam.com/legacy/sander/AdPrepErrorWin2k3_67F367F1.png)
KnowledgeBase: Adprep "not a valid Win32 application" error on Windows Server 2003, 64-bit version - The things that are better left unspoken
![windows server 2012 r2 - dcpromo prerequisites for Active Directory preparation failed - Server Fault windows server 2012 r2 - dcpromo prerequisites for Active Directory preparation failed - Server Fault](https://i.stack.imgur.com/Pex3p.jpg)
windows server 2012 r2 - dcpromo prerequisites for Active Directory preparation failed - Server Fault
![Fix error determining whether the target environment requires adprep in windows server 2012,... - YouTube Fix error determining whether the target environment requires adprep in windows server 2012,... - YouTube](https://i.ytimg.com/vi/bMmNVYIoc4I/maxresdefault.jpg)