How to Fix Exchange Server Errors: Issues and Solutions

Like every other servers and database files, Microsoft Exchange Server also come across lots of the error message and displays many error codes. While some of these errors codes may automatically go away after some time, and some errors like Exchange 2016 ECP error 500 after login, Cannot connect to OWA 2010, etc. requires workaround or approaches to fix them. In this blog, we will talk about two errors of Microsoft Exchange server 2010, 2013, 2016, and 2019 which are commonly asked and discussed in tech forums. 

Explore 2 common Microsoft Exchange Server errors and its solution to fix it. Read further to know more about the discussed Exchange Error messages. See the solution to fix Exchange Server errors effectively without any data loss.

Error 1: Exchange 2016 ECP Error 500 after Login

“Hello, all. Some days ago, my original Microsoft Exchange Server died, and I had to rebuild it. While rebuilding, I used the server name and IP address of the original server. I had no problem to install Exchange 2016, and the process was successful.

But when I tried to log in using my credentials, I received HTTP 500 Internal Server error on OWA/EAC. I have tried various manual solutions found on the Internet, but nothing helped. Is there any reliable solution that I can use to fix this Exchange 2016 ECP error 500 after installation?”

Solution: Exchange 2016 – HTTP Error 500 after Logging into ECP: The Microsoft Exchange Server HTTP error 500 usually occurs after the user’s logs into ECP or OWA. Some people suggest that the problem lies in ADSI settings and missing System Attendant Mailboxes. But as per technical experiments were done with these methods failed to work efficiently.

Whether you are using DOMAIN\Administrator or [email protected] as the username, UpdateCas.ps1 Powershell script is the only thing that will fix this issue. This script is located in the “C:\Program Files\Microsoft\Exchange Server\V15\Bin” folder. An IISReset should follow this script.

If the script is not working, then you need to execute these commands sequentially to fix Exchange Server errors:

After the successful execution of these scripts, users can log in to ECP and OWA with no trouble.

While performing these approaches, make sure to have identical Authentication Settings for both ECP and OWA Virtual Directories.

Error 2: Cannot Connect to OWA 2010

The MS Exchange Server users can also get error messages while trying to connect or access Outlook Web Access or OWA application from the Exchange account. Users get a message that says, “A problem occurred while you were trying to use your mailbox.”

It mainly happen when someone tries to connect Exchange 2010 mailbox with POP3 or IMAP accounts. Exchange Server 2010 store has a limitation about the number of non-MAPI sessions generated from other services like IMAP, POP, OWA, etc. To resolve this Exchange error: Cannot log in to OWA Exchange 2010, users have to increase the pre-set limit, which is 16 service sessions per user.

Follow the steps described below to fix this ‘User cannot log in to OWA Exchange 2010’ error message. Executing the below steps helps to fix Exchange Server error easily.

  1. Open the system where Exchange Server 2010 Mailbox role is running. 
  2. Click Win + Run, type Regedit in the box, and then click OK. 
  3. Locate the following key from the registry list and click:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeIS\ParametersSystem

  1. From the Edit menu, hover to New, and click DWORD Value.
  2. Now, you have to type Maximum Allowed Service Sessions Per User, and hit ENTER.
  3. Click Modify on the Edit menu.
  4. Type the number of sessions you find suitable and click OK.
  5. Finally, Exit Registry Editor.

Note: Increasing this preset limit value will affect the Server performance. That is, it may result in conditions including slow processing, performance issues, etc. 

What If I am Getting Other Errors Due to EDB File Corruption

Due to damages and various levels of corruption in the EDB file, Exchange Server users can come across other multiple error codes and messages in their MS Exchange account. And these errors and problems may affect the proper working and function of your mailbox server.

EDB file corruption can lead to data loss. So in the case of above-explained scenarios, it is perfect for taking help from a reliable software. If you also have a similar situation, we suggest using Exchange EDB Recovery Tool by SysTools.

This application will remove all types of corruptions from Exchange EDB files in bulk and can retrieve all the mailbox data without any loss. It can fix Exchange Server errors effortlessly without any damage. 

Download the free demo edition of the EDB file Repair tool to fix issues in your Exchange database file from the official website. The software can repair EDB and recover deleted data items from an EDB data file quickly.

It can export those Exchange EDB data into various file formats like PST, EML, MSG, HTML, PDF, and MBOX. The software can directly migrate EDB file data into Live Exchange Server or to Office 365 account without any loss. The users can easily upload the recovered data items in the EDB file to any compatible version of MS Exchange Server using this application.

Conclusion

In this blog, we have offered a reliable solution to the most common two Microsoft Exchange Server errors and problems. Users can implement the methods discussed and can get rid of the annoying error messages and corruption issue of Exchange 2010, 2013, 2016, 2019 Server, and EDB files.

If possible, back up your EDB files before performing these manual techniques to secure your mailbox data. The Exchange Recovery Tool by SysTools helps to repair and recover EDB file data plays a vital role. In the case of EDB file corruption, the best solution is to fix Exchange Server errors and EDB files using a reliable and trustable application that guarantees data safety. 

Sumit

Sumit is a digital marketing analyst and tech enthusiast. He loves to try various digital marketing tools and techniques. Apart from digital marketing he also loves to play with different tech gadgets and apps.

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