Free mag vol1 | Page 604

CHAPTER 14  BUILDING AND CONFIGURING CLASS LIBRARIES Figure 14-23. Setting the version number of CarLibrary.dll to 2.0.0.0 If you look in your project’s \bin\Debug folder, you’ll see that you have a new version of this assembly (2.0.0.0), while version 1.0.0.0 is safe in storage in the CarLibrary Version 1.0.0.0 directory. Install this new assembly into the 4.0 GAC using gacutil.exe, as described earlier in this chapter. Notice that you now have two versions of the same assembly (see Figure 14-24). Figure 14-24. Side-by-side execution of a shared assembly 546