Could not load file or assembly 'EntityFramework, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'

Could not load file or assembly 'EntityFramework, Version=5.0.0.0, Culture=neutral,      PublicKeyToken=b77a5c561934e089' 

Could not load file or assembly 'EntityFramework, Version=5.0.0.0, Culture=neutral,      PublicKeyToken=b77a5c561934e089' or one of its dependencies. The located assembly's 
manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)

Solution :

Delete your Entity Frame work....and install that again. Error because is your system has two or more types of Entity Frame work...which is causing issue.

Reinstall the nuget package as you have different versions of EF DLLs conflicting with each other.

you can also post your solution below