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Resolving Error QB999: QuickBooks Disconnected During Order Posting in Webgility Online

This article helps Webgility Online users troubleshoot and resolve connection errors that occur during the order posting to QuickBooks Online. It explains that the error typically indicates an interrupted or invalid connection between the Webgility Online and QuickBooks Online and provides step-by-step guidance to re-establish the integration and ensure successful order posting.

Step-by-Step Resolution

Step 1: Reconnect to QuickBooks Online

  1. Log in to the platform (e.g., Webgility Online).

  2. Navigate to Connections > Accounting Platform.

  3. Select Remove to disconnect the current QuickBooks file.

  4. Click Connect, and sign in using the admin account for the correct QuickBooks company file.

⚠️ Important: Reconnect to the exact same QuickBooks company file. Connecting to a different file may result in the loss of existing settings or require reconfiguration.

Step 2: Reload and Resynchronize Data - Download the Latest Data from QuickBooks

Step 3: Retry Posting the Order

Try posting the order again