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MailEnable Webmail is not accessible on Plesk server: 401 - Unauthorized: Access is denied due to invalid credentials.

Updated April 06, 2018 03:08

Applicable to:

Plesk for Windows

Symptoms

MailEnable Webmail is not accessible:

CONFIG_TEXT: 401 - Unauthorized: Access is denied due to invalid credentials.

Cause

Incorrect permissions for MailEnable Webmail DocumentRoot folder

Resolution

Connect to the server via RDP
Launch MailEnable repair utility from command prompt:
C:\> "%plesk_dir%\Mail Servers\Mail Enable\Bin\MEInstaller.exe"
Select option 2. Web application reconfigure and proceed with repair procedure:

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