ews isonlinemeeting failed


UAG 2010 SP4 and Outlook 2011 for MAC

Hi We have UAG 2010 SP4 with trunk where autodiscover and EWS services are published without pre-authentication (Authorize all users). Exchange 2013 accepts basic auth on services. RCA tests for Outlook Anywhere are passing and we can configure any w... Read More

MIME content conversion failed error while processing "550 5.6.0" NDR using EWS API

While trying to process journal report having "550 5.6.0" NDR with the following content using EWS API *Delivery has failed to these recipients or groups: [email protected] ([email protected]) The email system had a problem processing this message. It w... Read More

EWS, Office 365, An internal server error occurred. The operation failed.

I am using EWS 2.0 to access a users calendar in Office 365. I use AutoDiscover to find the ExchagneService, then bind to the calendar via CalendarFolder.Bind and at the next statement folder.FindAppointments I get the error An internal server error... Read More

Getting the message "The sharing message is not supported." while sharing the calendar using ews managed api.

  public void ShareCalendar(Calendar calendar)             ExchangeService service = new ExchangeService(ExchangeVersion.Exchange2013);               service.Credentials = new NetworkCredential("user1", "password", "domain");... Read More

EWS Managed API - 1. BindToItems returns ErrorAccessDenied error, 2. appointments created in one mailbox show up in others

Hi, I know there are other questions about ErrorAccessDenied but they are not exactly describing my situation and all are pretty much old and mostly not answered so forgive me for creating my own. Also, wall of text coming so please bear with me. We... Read More

Failure with EWS via WWSAPI (native code)

Failure with EWS via WWSAPI (native code) I'm trying to make a request against Exchange(*) EWS using WWSAPI (native code). Exchange replies with the error:  "Cannot process the message because the content type   'application/soap+xml; charset=utf-8; ... Read More

Lync 2010 client promt for credentails to EWS server, ONE time on every login

Hello I have a problem with Lync promting user to login to the EWS service. There is a lot of articles regarding this issue on the forums out there. But all the articles address issues with the autodiscover endless passwords promt and EWS not beeing... Read More

Certificate error while accessing EWS

Hi, While try to access the EWS web service, I get the following error microsoft.exchange.webservices.data.ServiceRequestException: The request failed. sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpa... Read More

Bug in EWS Java API 1.2: Does not support namespace prefix "s" as in "s:Envelope".. Expects "soap:Envelope"

It can NOT parse .... <?xml version="1.0" encoding="utf-8"?><s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/"><s:Header><h:ServerVersionInfo MajorVersion="14" MinorVersion="2&... Read More

Exchange 2010 - EWS and disabling TLS 1.0

Hi all, Due to the POODLE vulnerability and TLS 1.0 showing as enabled on one of our external scans, we were informed that we would need to disable SSL 3.0 and TLS 1.0 on our Exchange server. Apparently, this wouldn't even be possible until Update Ro... Read More

Setting up the Network Folder through the EWS.

Hi, I'm having trouble setting up the network folder feature in the EWS.  I created a destination folder on my desktop in another folder called (desktopfiles).   In the EWS -  in the display name field - I called the folder (HP Files).   In the netwo... Read More

Project server and exhcnage certificate or EWS url problem

We are having trouble enabling synchronization between our Project 2010 Server and our Exchange 2010 CAS server.  When we initially saw this error below, “The root of the certificate chain is not a trusted root authority.”, we then downloaded the GoD... Read More

Question about EWS - The operation has timed out

hi everyone, I'm developing a solution which uses public folder database in Exchange Server to store tasks: - We use 1 account to access to public folder database by using EWS. - Currently, this public folder database contains 60000 tasks and they ar... Read More

Access Exchange Service From SharePoint 2013 Custom Web part getting The request failed with HTTP status 401: Unauthorized.

I want to Fill a drop down with Outlook Meeting of Current log-in user in SharePoint 2013 web part for default credentials I am using the following code  ExchangeServiceBinding binding = new ExchangeServiceBinding();             ServicePointManager.S... Read More

Outlook 2013 - Exchange 2013 - Prompts for username and password when EWS basic authentication is enabled

So we have an Exchange 2013 environment, and a CRM solution that requires basic authentication to EWS internally.  Problem is, after a reboot of our Exchange server, all of our Outlook clients begin prompting for username and password (which nothing... Read More

EWS 1.2, Exchange 2010 SP2/SP3 - Appointment message body gets wrecked on update

We're seeing a very irritating issue with EWS and Exchange when updating the message body on an Appointment. To head it off, it does not appear to be the bug detailed here: http://blogs.msdn.com/b/dhruvkh/archive/2012/05/18/sending-appointments-from-... Read More

The EWS URL wasn't found in the EXPR settings of the Autodiscover XML response.

Hi Guys, I have posted this on Spiceworks Fourm as well as I have run into some urgency on this issue. I know its not fair to post twice but I really need help on this one.  I am busy troubleshooting an issue for one of my customers and was wondering... Read More

DAG Sporadic Entire Server DB Fail Over

Hi, I have been having this issues for a while now, I have two physical exchange servers in a DAG, both on Exchange 2013 CU1. Randomly, every few days and various times, Server1 will fail all of it's databases over to Server2. I'll redistribute them,... Read More

[office365 Exchange online][MVC5][EWS Managed Api] Need a hack to get access token ?

Hi there, I am using following code example to get access token from Azure AD online. I need to bridge EWS managed api with office 365 Api via Azure AD. The below code is working just fine in my MVC application but I am looking for a way to get the a... Read More

Exchange 2013 SP1 - healthsets failing

Hi, I have recently installed two Exchange 2013 SP1 servers in different environments and are experiencing issues on both. Issues that I haven't seen on Exchange 2013 without SP1. I have 6 healthsets which are unhealthy.  Autodiscover... ActiveSync.P... Read More