How to troubleshoot "You must use the Role management tool to install or set up the Microsoft. NET Framework 3.5 SP1"

When we installed SQLSERVER2008 using the Windows SERVER2008 operating system, we were prompted to install. NET FRAMEWORK3.5 SP1, so the kids ' shoes went on to download 3.5, but the installation prompted " You must use the Role management tool to install or set up the Microsoft. NET Framework 3.5 SP1 ":

650) this.width=650; "title=" error picture. png "alt=" wkiol1pzzbzwf-ghaackwmvykqk076.jpg "src=" http://s3.51cto.com/wyfs02/ M02/46/a1/wkiol1pzzbzwf-ghaackwmvykqk076.jpg "/>

After the measurement, the solution is as follows:

Click on Server Management Tools-Features-right-click to add Features-select. NET framework3.5-tap next to install complete.

PS: If prompted to add related roles, select Yes

This article from "Zhu Shou" blog, declined reprint!