http://www.microsoft.com/en-US/download/details.aspx?id=30679Download VSU4\vcredist_x64.exe for installation
Then reinstall wampserver, steps:
open c:/wamp/
Double-click unins000.exe to uninstall
Restart the computer and reinstall wampserver
http://www.microsoft.com/en-US/download/details.aspx?id=30679Download VSU4\vcredist_x64.exe for installation
Then reinstall wampserver, steps:
open c:/wamp/
Double-click unins000.exe to uninstall
Restart the computer and reinstall wampserver