When you try to connect SQL studio this error prompts on your screen.
The 'Microsoft.SqlServer.Management.SqlStudio, Microsoft.SqlServer.Management.SqlStudio, Version=12.0.0.0, Culture=neutral,PublicKeyToken=89845dcd8080cc91' package did not load correctly.
Resolution:
Click Start
Search for SQL Server Management Studio
Right click on Management studio
Click on Run as Administrator