You need to memurai file move the desktop then open Administrator command prompt and then type "msiexec /i "C:\Users\YourUsername\Desktop\Memurai-Developer-2.0.0.msi" /l*v "install.log"" replace YourUsername with PC name and replace the file name accourding to your file name like "Memurai-Developer-v4.1.4". then try to install the memurai . All the Best ...