I have a project with C#.when I run my project's exe and I want to run one part of my project,I have this error:
System.IO.FileNotFoundException: Could not load file or assembly 'Interop.DTS, Version=220.127.116.11, Culture=neutral, PublicKeyToken=null' or one of its dependencies. The system cannot find the file specified.
File name: 'Interop.DTS, Version=18.104.22.168, Culture=neutral, PublicKeyToken=null'
But when I want to run this part of my project via VS environment(not exe file) there is no error and every thing is OK.What should I do?Plz Help me.