This article is intended for Citrix administrators and technical teams only.

Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information.

Domain users receive the following error after logging in using Receiver for Website :

“You cannot add apps at this time”

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Solution 1

Ensure you enter the correct Fully Qualified Domain Name (FQDN) to the XML server(s). If the DNS service is disabled in the network and you still require FQDN; alternatively, you can use host entries inside the Windows hosts file.

Solution 2

Complete the following steps to fix the issue:

Solution 3

Ensure that the root Certificate Authority (CA) certificate is installed correctly on StoreFront Services server to establish a successful SSL connection to the backend XML server(s). Import the root CA to trust the XML server(s) in the certificate store under Local Computer > Trusted Root Certification Authorities > Certificates.

Example of Importing a root CA certificate

Solution 4

Ensure that the XML traffic is not being blocked by a firewall or any other third-party solution monitoring the network traffic.

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Problem Cause

Cause 1

StoreFront server is unable to resolve the name of the XML server(s) listed under Manage Server Farms.

The following error message is recorded on StoreFront server under Event Viewer > Applications and Security logs > Citrix Delivery Services:

Log Name: Citrix Delivery Services
Source: WebApplication
Date: <Date>
Event ID: 0
Task Category: (12346)
Level: Error
Keywords: Classic
User: N/A
Computer: ftlvstorefront.amc.ctx
Description:

The server name ftlvxa.amc.ctx cannot be resolved. The specified Citrix XML Service could not be contacted and has been temporarily removed from the list of active services.

Cause 2

StoreFront server is unable to contact the XML server(s) using the specified XML port number under Manage Server Farms.

The following error message is recorded on StoreFront server under Event Viewer > Applications and Security logs > Citrix Delivery Services:

Log Name: Citrix Delivery Services
Source: WebApplication
Date: <Date>
Event ID: 0
Task Category: (12346)
Level: Error
Keywords: Classic
User: N/A
Computer: ftlvstorefront.amc.ctx
Description:

An error occurred while attempting to connect to the server ftlvxa45.amc.ctx on port 81. Verify that the Citrix XML Service is running and is using the correct port. If the XML Service is configured to share ports with Microsoft Internet Information Services (IIS), verify that IIS is running. This message was reported from the XML Service at address. The specified Citrix XML Service could not be contacted and has been temporarily removed from the list of active services.

Cause 3

If using HTTPS or SSL Relay as the transport type, StoreFront Services server is unable to contact the XML server(s) using Secure Socket Layer (SSL).

Example of SSL Relay configuration

The following error message is recorded on StoreFront server under Event Viewer > Applications and Security logs > Citrix Delivery Services:

Log Name: Citrix Delivery Services
Source: WebApplication
Date: <Date>
Event ID: 0
Task Category: (12346)
Level: Error
Keywords: Classic
User: N/A
Computer: ftlvstorefront.amc.ctx
Description:

An SSL connection could not be established: You have not chosen to trust the issuer of the server's security certificate, amc-FTLVAMCDC-CA. This message was reported from the Citrix XML Service at address. The specified Citrix XML Service could not be contacted and has been temporarily removed from the list of active services.

Cause 4

Third-party network monitoring solutions (for example: firewalls, Intrusion Detection Systems (IDS), antivirus) might be blocking the XML traffic between StoreFront Services and the XML server(s).

This article explains how to fix StoreFront Services server communication issues against XML server(s) listed under Manage Server Farms in a Store.