Cómo solucionar el error 405 Method not Allowed (Hosting Windows)

Si tu aplicación está dando error 405, "Method not Allowed", agrega estas líneas a tu archivo web.config.

Esto ocurre porque las peticiones http de tipo PUT y DELETE no están permitidas en la configuración por defecto de tu plan de hosting.

Entre <modules> y </modules>

<system.webServer>
 <modules>
 <remove name="FormsAuthentication" />
 <remove name="WebDAVModule" />
 </modules>
 <handlers>
 <remove name="WebDAV" />
 <remove name="ExtensionlessUrlHandler-Integrated-4.0" />
 <remove name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" />
 <add name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" path="*." verb="GET,HEAD,POST,DEBUG,DELETE,PUT" modules="IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework64\v4.0.30319\aspnet_isapi.dll" resourceType="Unspecified" requireAccess="Script" preCondition="classicMode,runtimeVersionv4.0,bitness64" responseBufferLimit="0" />
 <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE" type="System.Web.Handlers.TransferRequestHandler" resourceType="Unspecified" requireAccess="Script" preCondition="integratedMode,runtimeVersionv4.0" responseBufferLimit="0" />
 </handlers>
</system.webServer>

Y entre <handlers> y </handlers>

<remove name="WebDAV" />
<remove name="ExtensionlessUrlHandler-Integrated-4.0" />
<remove name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" />
<add name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" path="*." verb="GET,HEAD,POST,DEBUG,DELETE,PUT" modules="IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework64\v4.0.30319\aspnet_isapi.dll" resourceType="Unspecified" requireAccess="Script" preCondition="classicMode,runtimeVersionv4.0,bitness64" responseBufferLimit="0" />
<add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE" type="System.Web.Handlers.TransferRequestHandler" resourceType="Unspecified" requireAccess="Script" preCondition="integratedMode,runtimeVersionv4.0" responseBufferLimit="0" />