New versions of games or programs may have a conflict with the old library files that are located on your computer. In that case, when you see a warning dialog box that to complete the work are missing system files, you should remember the name, and try to find in the Internet environment.
Open the search and make the indication mcvcr71 dll download, thus it is necessary to choose a reliable source, so as not to pick up viruses. Passing under the link, find the necessary documents, save to their desktop.
How to download free mcvcr71.dll?
For further installation will need to open the folder that contains the system library files and copy the document in this directory, then reboot the system.