Resolution
In one customers case an outbound proxy server was decommissioned that was configured for the application Sonar.
Because the proxy server could not be reached (by Sonar) the Jenkins/Subversion client could not checkout.
Please verify network configuration/connectivity/access for any broken links.
This article is part of our Knowledge Base and is provided for guidance-based purposes only. The solutions or workarounds described here are not officially supported by CloudBees and may not be applicable in all environments. Use at your own discretion, and test changes in a safe environment before applying them to production systems.