Have you ever heard of multi-user mode issues in QuickBooks? These are generally the errors 6073 and 99001 in QuickBooks. QuickBooks Error 6073 and 99001 prevent you from opening your company file, editing, reading, or working on it. A QB company file is the most important element of making the most of the application’s effectiveness … Continue reading Fixing QuickBooks Error 6073 and 99001 with Symptoms & Causes of the Issue