"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\vbc.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\ngen.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\ilasm.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\csc.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\aspnet_wp.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\aspnet_state.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\aspnet_regiis.exe" cannot access a necessary file, "msvcr80.dll."

"C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" cannot access a necessary file, "msvcr80.dll."

如何决绝请高手指教~

高手来帮帮~

高手快来帮帮啊~ 急

瑞星防火墙里找不到msvcr80.dll 访问规则
我想添加规则但是在C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727 的目录里也找不到 msvcr80.dll