Generally speaking, this error indicates system instability and poor PC maintenance. When Microsoft Visual C++ Runtime Library Error occurs, the applications powered by this runtime library fail to run smoothly, resulting in locking you out of those applications and hampering your ability to work on them. Microsoft Visual C++ Runtime Library Error occurs when this runtime library becomes corrupted. Therefore it is very important that these libraries are in good working order. These libraries are practically used for nearly every single application you run on your system. The most common runtime libraries that are used today are Visual C++ Runtime Library and Java Runtime Environment. Runtimes are also code libraries that are loaded by applications when the application is called to run on the system. These are also known as code libraries that are used by multiple processes while one copy is loaded into memory. Repair Microsoft Visual C++ Runtime Library Error Microsoft Visual C++ Runtime Library Errorįix Microsoft Visual C++ Runtime Library Error, Microsoft Windows operating system supports a form of shared libraries that are known as DLL (Dynamic-link libraries).