[转]HTTP Error 500.21

1.错误

HTTP Error 500.21 - Internal Server Error

Handler "ExtensionlessUrlHandler-Integrated-4.0" has a bad module "ManagedPipelineHandler" in its module list

HTTP 错误 500.21 - Internal Server Error

处理程序“ExtensionlessUrlHandler-Integrated-4.0”在其模块列表中有一个错误模块“ManagedPipelineHandler”

2.解决

win10以前系统以管理员方式打开cmd执行

c:windowsmicrosoft.netframework64v4.0.30319aspnet_regiis.exe -i

win10以管理员方式打开cmd执行

dism /online /enable-feature /featurename:IIS-ISAPIFilter
dism /online /enable-feature /featurename:IIS-ISAPIExtensions
dism /online /enable-feature /featurename:IIS-NetFxExtensibility45
dism /online /enable-feature /featurename:IIS-ASPNET45 

转自:https://blog.csdn.net/feigning/article/details/91345140

From:https://www.cnblogs.com/xuejianxiyang/p/11163762.html