![]() NET Framework assemblies, performing an equality comparison with a particular version of the. NET Framework 4 can expose a race condition that did not occur on earlier versions. For example, performance improvements in the. ![]() NET Framework and changes in programming techniques. "In practice, this compatibility can be broken by seemingly inconsequential changes in the. all of the sudden, upgrading to a new version of sql became a nightmare or at least not that easy, innit? , if the problem is with an application, you will need to find some dev resources to try to fix this issues and so on. All this means more work and testing for sql dba that have to test more in details all applications and assemblies. NET Framework 4.5 However, by default, apps run on the version of the common language runtime for which they were developed, so you may have to provide a configuration file to enable your app to run on the. In other words, apps and components built with previous versions will work without modification on the. NET Framework 4.5 and its point releases are backward-compatible with apps that were built with earlier versions of the. I believe, it's the safest and easiest way to maintain backward compatibility. Is it that the code isn´t updated, just new features added to the newer SQL versions ? Net3.5 on a WS2012 before installing SQL. Net 3.5 is installed or not and in case not then it installs it either using DISM.exe in CommandShell or Install-WindowsFeature in PowerShell. net 3.5 as a part of the SQL server setup itself( as it was in SQL server 2008 setup).Īnyways, as a solution I always keep a set of pre-installation scripts that check if. Net 3.5 not preinstalled/enabled on newer OS's like Windows 8 or Windows server 2012 or else providing the setup of. These tools being from SQL server 2008 still require. In addition if you will notice after the installation of SQL server 2012 a folder of SQL server 2008 is also created in All programs which has Configuration Tools -> Installation Center in it. ![]() As CozzaroNero mentioned some of the tools/ services in SQL 2012/2014/2016 still require. Net 4.5 is present on a Windows 8 or Windows Server 2012 machine you still have to install/ enable. I think its a combination of 3 things that make this problem pop up :ġ.Net framework 4 and above are standalone frameworks so they do not contain the updates of their older version like 3.5. ![]()
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