[Citrix VPN] Citrix Secure Access Client for MacOS gets error: "Error while processing request"

[Citrix VPN] Citrix Secure Access Client for MacOS gets error: "Error while processing request"

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Article ID: CTX464115

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Updated On:

Description

When connecting Citrix VPN from the latest Citrix Secure Access Client for MacOS, you may see the following error message before login: 

  • Error while processing request. Contact your administrator.

Errors in client logs:  
[Jul 6, 2022 at 9:43:32 AM GMT+9] <Debug>: No certificate extension matching Subject Alternative Names [2.5.29.17]
...
[Jul 6, 2022 at 9:43:32 AM GMT+9] <Debug>: TypeRequest: Error CFNetworkErrors(rawValue: -1200) in didCompleteWithError
[Jul 6, 2022 at 9:43:32 AM GMT+9] <Error>: NSGAuthService - Gateway discovery error - -1200
[Jul 6, 2022 at 9:43:32 AM GMT+9] <Error>: NSGAuthController - Auth failed status - -1200. Possible misconfig on Gateway
[Jul 6, 2022 at 9:43:32 AM GMT+9] <Debug>: NSGAuthController - received request to stop vpn connection for https://VPN_FQDN from App

 

Environment

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Resolution

Solution:
Update the server cerficate that has SAN field.

Workaround:
Add both server certificate and CA certificate into MacOS keychain and configure "Always Trust" can be a workaround to resolve the issue.
Change the trust settings of a certificate in Keychain Access on Mac
 

Problem Cause

The server certificate doesn't have Subject Alternative Name field. Which is insecure nowadays.

Issue/Introduction

A issue about Citrix Secure Access Client for MacOS gets error: "Error while processing request"
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