You can get the httprr1.log in the following location: c:\windows\system32\logfiles In case, if you are not getting any relevant events in the System log then, try to search the relevant entries in HTTPERR log file. Just after that, an event is logged in the System log if the application pool becomes failed to start.Ģ. Open Event Viewer and view the System log to get the errors from Microsoft-Windows-WAS source.
In order to fix this, follow the steps given below:ġ. If the application pool, which is integrated with the web application does not get started ‘HTTP Error 503’ occurs. Fix Service is Unavailable – HTTP Error Code 503 In Exchange 2013 This issue occurs due to IIS Configuration. Now, users cannot even sync phones either and the Management Shell also does not gets opened. Sometimes, the user also may get just a blank page and it all depends on the browser and cache status. Query2: Getting error HTTP 503 due to Security Certificate and not able to open to Exchange Toolbox. In this case, when users try to connect via https (ECP/ OWA) or MS Outlook (within the network), they get error Exchange 2013 ECP HTTP error 503, service is unavailable. The new connection to Web site starts failing as if it did not even exist. It prevents all subsequent requests from being accepted by applications in the Web site. However, sometimes IIS stops working due to which Web site no longer takes the requests on all of its bindings. Hence, when a request comes from the client to server, IIS takes this request then, process it and send back the response to clients. IIS uses its own ASP.NET Process Engine to manage the ASP.NET request. It is one of the most powerful web servers provided by Microsoft that is utilized to host the user’s ASP.NET Web application. This all is done by IIS (Internet Information Services). When a request comes from the client to the server, so many operations becomes performed before sending the response to the client. In this section we mentioning some tips to fix the issues, as various factors can lead to error. When an Exchange Users / Administrator tries to access the account via OWA (Outlook Web Access) and not able to access the mailboxes due to HTTP Error 503 in Exchange 2013 and Service is unavailable. Modified: July 21st, 2022 ~ News, Tips, Windows ~ 5 Minutes Reading
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