Citrix XenApp Agent connection Error : System.ArgumentOutOfRangeException: Index and count must refer to a location within the string.

[#1]

Summary

This article will describe a current Citrix XenApp Agent Adapter connection defect. The connection may fail with the error message "System.ArgumentOutOfRangeException: Index and count must refer to a location within the string."

Symptoms

This article will describe a current Citrix XenApp Agent Adapter connection defect. The connection may fail with the error message "System.ArgumentOutOfRangeException: Index and count must refer to a location within the string."

The affected version of adapter is 2016 R1 SP1 and prior version.

The error message is shown below:

016-12-23 3:15:45.088 : Informational : Worker group online server found: AAA
2016-12-23 3:15:45.150 : Error : An unhandled error occured while attempting to process the application 'Certain Application'.
2016-12-23 3:15:46.710 : Error : System.ArgumentOutOfRangeException: Index and count must refer to a location within the string.
Parameter name: count
at System.String.RemoveInternal(Int32 startIndex, Int32 count)
at System.String.Remove(Int32 startIndex, Int32 count)
at Flexera.Compliance.Importer.XenAppAgent.XaServer.GetDomainName()
at Flexera.Compliance.Importer.XenAppAgent.DataProviders.XaDataProviderBase.GetAclApplicationServers(String p_AppBrowserName)
at Flexera.Compliance.Importer.XenAppAgent.DataProviders.XaDataProviderBase.GetAclApplications()
2016-12-23 3:15:46.710 : Error : Index and count must refer to a location within the string.
Parameter name: count
at System.String.RemoveInternal(Int32 startIndex, Int32 count)
at System.String.Remove(Int32 startIndex, Int32 count)
at Flexera.Compliance.Importer.XenAppAgent.XaServer.GetDomainName()
at Flexera.Compliance.Importer.XenAppAgent.DataProviders.XaDataProviderBase.GetAclApplicationServers(String p_AppBrowserName)
at Flexera.Compliance.Importer.XenAppAgent.DataProviders.XaDataProviderBase.GetAclApplications()
at Flexera.Compliance.Importer.XenAppAgent.AclImporter.Import(String p_DatabaseConnectionString, Int32 p_DatabaseTimeout, String p_OutputFile)
at Flexera.Compliance.Importer.XenAppAgent.Program.Main(String[] args)

Cause

The current Citrix XenApp Agent adapter retrieves Citrix server by expecting a fully qualified domain name eg: AAA.flexerasoftware.com
If the server name return as short name as: AAA , the process will hit this defect and cause while connection failed.

Resolution

Current it's marked as a defect under bug FNMS-40743

Workaround

Suggest User's Citrix Administratorto change the short server name into a fully qualified domain server name.