The QuickBooks Web Connector (QBWC) is a crucial tool for automating data transfers between QuickBooks Desktop and other programs if you use third-party integrations with QuickBooks. However, adding a new program may cause problems, and QBWC1039 is one of the most frequent errors users encounter. Particularly when you're in the process of configuring a new integration, this issue can be very annoying. Let's examine the meaning of QBWC1039, its ca...