What is dll hell?

In computing, DLL Hell is a term for the complications that arise when one works with dynamic-link libraries used with Microsoft Windows operating systems, particularly legacy 16-bit editions, which all run in a single memory space. In computing, DLL Hell is a term for the complications that arise when one works with dynamic-link libraries (DLLs) used with Microsoft Windows operating systems, particularly legacy 16-bit editions, which all run in a single memory space. DLL hell is a common term for various problems associated with the use of dynamic link libraries (DLLs) or DLL files. Dll Hell refers to a set of problems caused when multiple applications attempt to share a common component like a dynamic link library (DLL). C#, SQL Server, WCF, MVC and ASP.