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I am having trouble with my exchange 2019 server. I've narrowed it down to an autodiscover problem. First of all the (outlook 2013) client complains about an invalid cert on the exchange server, but I have imported my CA cert to the clients, and the Exchange cert is a wildcard (*.MYDOMAIN.COM) so I should be ok.

More importantly, when I put the URL https://exchange.MYDOMAIN.COM/autodiscover/autodiscover.xml into a browser I see:

This XML file does not appear to have any style information associated with it. The document tree is shown below.

<Autodiscover xmlns="http://schemas.microsoft.com/exchange/autodiscover/responseschema/2006"> <Response> <Error Time="09:47:13.8695372" Id="3007185755"> <ErrorCode>600</ErrorCode> <Message>Invalid Request</Message> <DebugData/> </Error> </Response> </Autodiscover>

Based on other posts I thought I would show this output from the Exchange server:

[PS] C:\Users\administrator.MYDOMAIN\Desktop>Get-OutlookProvider

Name Server CertPrincipalName TTL


EXCH 1 EXPR 1 WEB 1

[PS] C:\Users\administrator.MYDOMAIN\Desktop>Get-OutlookAnywhere

RunspaceId : c5b8cea3-f65f-4e3c-b746-ef68229eff00 ServerName : EXCHANGE SSLOffloading : True ExternalHostname : exchange.MYDOMAIN.COM InternalHostname : exchange.MYDOMAIN ExternalClientAuthenticationMethod : Ntlm InternalClientAuthenticationMethod : Ntlm IISAuthenticationMethods : {Ntlm} XropUrl : ExternalClientsRequireSsl : True InternalClientsRequireSsl : True MetabasePath : IIS://exchange.MYDOMAIN.COM/W3SVC/1/ROOT/Rpc Path : C:\Program Files\Microsoft\Exchange Server\V15\FrontEnd\HttpProxy\rpc ExtendedProtectionTokenChecking : None ExtendedProtectionFlags : {} ExtendedProtectionSPNList : {} AdminDisplayVersion : Version 15.2 (Build 1118.7) Server : EXCHANGE AdminDisplayName : ExchangeVersion : 0.20 (15.0.0.0) Name : Rpc (Default Web Site) DistinguishedName : CN=Rpc (Default Web Site),CN=HTTP,CN=Protocols,CN=EXCHANGE,CN=Servers,CN=Exchange Administrative Group (FYDIBOHF23SPDLT),CN=Administrative Groups,CN=MYDOMAIN,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=MYDOMAIN,DC=COM Identity : EXCHANGE\Rpc (Default Web Site) Guid : 57e3c79d-2a35-465a-85a6-bb31c36c682a ObjectCategory : MYDOMAIN.COM/Configuration/Schema/ms-Exch-Rpc-Http-Virtual-Directory ObjectClass : {top, msExchVirtualDirectory, msExchRpcHttpVirtualDirectory} WhenChanged : 12/27/2020 3:05:40 PM WhenCreated : 12/27/2020 2:29:01 PM WhenChangedUTC : 12/27/2020 8:05:40 PM WhenCreatedUTC : 12/27/2020 7:29:01 PM OrganizationId : Id : EXCHANGE\Rpc (Default Web Site) OriginatingServer : domctl.MYDOMAIN.COM IsValid : True ObjectState : Changed

I looked in the root directory for the "Autodiscover" site on the exchange server and there is NO autodiscover.xml file. Am I supposed to manually create one? (Or is this dynamically created).

How do I resolve this error?

TSG
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