You can change the assembly version quickly by including the bindingRedirect element in the web.config file.
For example, suppose you need to redirect a particular old version dll hit to a new version. The following code shows how to redirect from version 1.0.0.1 to 1.0.0.2:
<runtime> <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
To redirect any older version to a newer version, specify a “*” as the value of the