Cannot create a subscription Error: Decoded string is not a valid IDN name.

Created:

2016-11-16 12:55:43 UTC

Modified:

2017-08-08 13:32:59 UTC

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Cannot create a subscription Error: Decoded string is not a valid IDN name.

Applicable to:

  • Plesk 12.0 for Windows

Symptoms

Cannot create a subscription, the following error occurs:

Error: Decoded string is not a valid IDN name. Parameter name: unicode In mscorlib module Exception type: System.ArgumentException at System.Globalization.IdnMapping.GetAsciiUsingOS(String unicode) at System.Globalization.IdnMapping.GetAscii(String unicode, Int32 index, Int32 count) at System.Globalization.IdnMapping.GetAscii(String unicode) at IISWebSite.getAsciiHostName(String host) at IISWebSite.get_bindings(IISWebSite* , list >* ) (Error code 1)

Cause

Smartermail webmail site misconfiguration: its binding is conflicting with Smartermail Web Admin site.

Resolution

Open IIS Manager and replace incorrect webmail(smwebmail) site binding *:9998 with localhost:9998 . Use the following link for your reference.

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