Troubleshooting GAS configuration issues Troubleshooting tips are provided for the most common issues encountered. Proxy errors on Windows platformOn Windows®, if you see the error "Proxy refuses to start with socket error code 10038" in the proxy log, it means that the proxy refused to start and returned a socket error code of 10038. This can occur due to issues with the drivers provided by some third-party layered service providers (LSPs).Cannot find 127.0.0.1 or localhost on WindowsFor users on Windows® 64-bit machines who are using a network proxy, the browser cannot open 127.0.0.1 or localhost unless you modify your Advanced Network settings to avoid going through the proxy for these addresses.What if the application doesn't start?There are several reasons why an application does not start. Here are some basic troubleshooting procedures to follow as a standard approach to solving problems.Error taking session ownershipHere are some basic troubleshooting procedures to follow to help solve problems with GAS session ownership.Related conceptsGIP TroubleshootingTroubleshooting FastCGI