Patch 1.41 is a prerequisite for installing Patch 1.50. Security Report: No-CD Cracks

Reviewing a "Battlefield 2 Patch 1.41 NoCD Crack" today is complicated because the 1.41 patch—released officially by DICE and EA in late 2006—actually for many users. This means that for a standard installation, a separate crack is often redundant and carries unnecessary security risks. Patch 1.41 Overview

This is the most popular way to find active multiplayer servers and keep your stats. Common Troubleshooting Patching BF2 - BF2Hub.com