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Solved: How do I fix “HTTP 500” error when login Exchange Admin Center ECP?

Question

When you attempt to log in to ECP (Exchange Admin Center), the “HTTP 500” error prompted after entered the correct credential.

The detailed error message is as below:

The website cannot display the page

HTTP 500

Most likely causes:

  • The website is under maintenance.
  • The website has a programming error.

What you can try:

  • Refresh the page.
  • Go back to the previous page.

Solved: How do I fix "HTTP 500" error when login Exchange Admin Center ECP?

Follow the below solution steps to resolve “HTTP 500” error when login Exchange Admin Center.

Answer

Step 1: Make sure all the services are up and running.

Step 2: Start all Exchange related services using command: Get-Service *Exchange* | Start-Service

Start all Exchange related services using command: Get-Service *Exchange* | Start-Service

Step 3: Execute the following command to verify ECP virtual directory is setup correctly: Get-EcpVirtualDirectory -ShowMailboxVirtualDirectories | FL Identity,*Site*,*URL*,*Auth*

Execute the following command to verify ECP virtual directory is setup correctly: Get-EcpVirtualDirectory -ShowMailboxVirtualDirectories | FL Identity,*Site*,*URL*,*Auth*

Step 4: If you try to remove the virtual directories and recreate them, the below error message may prompt:

The operation couldn’t be performed because object ‘EX-SERVER-NAME\owa <Default Web Site>’ couldn’t be found on
‘DC-NAME.pnl.com’.

The operation couldn’t be performed because object ‘EX-SERVER-NAME\owa <Default Web Site>’ couldn’t be found on ‘DC-NAME.pnl.com’.

Step 5: To resolve the error, download the latest Cumulative update, mount the CD image, and execute the following command: F:/Setup /Mode:upgrade /IAcceptExchangeServerLicenseTerms

To resolve the error, download the latest Cumulative update, mount the CD image, and execute the following command: F:/Setup /Mode:upgrade /IAcceptExchangeServerLicenseTerms

To resolve the error, download the latest Cumulative update, mount the CD image, and execute the following command: F:/Setup /Mode:upgrade /IAcceptExchangeServerLicenseTerms

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