to fix this problem: remove temp files from %temp% folder (C:\Users<user name>\AppData\Local\Temp) open the register and remove “HKLM\SOFTWARE\WOW6432Node\Microsoft\Microsoft SQL Server Management Studio” or execute via cmd (with admin rights): reg DELETE “HKLM\SOFTWARE\WOW6432Node\Microsoft\Microsoft SQL Server Management Studio” /reg:32 run install with admin rights NOTE: Just for those who don’t know register just open CMD as an […]