QuickBooks Error H202 is a common issue that users encounter when attempting to access a company file in multi-user mode. This error signifies a hindrance in establishing a connection to the server hosting the company file. However, with a systematic approach, users can troubleshoot and resolve QuickBooks Error H202 effectively. In this comprehensive guide, we will explore the causes behind Error H202 and provide a step-by-step roadmap to address and rectify the issue.