Error: You cannot make multiple successive calls to the open connection


Point of Sale ErrorError: You cannot make multiple successive calls to the open connection

When attempting to perform a financial exchange, you see the following error:

Error: You cannot make multiple successive calls to the open connection.

Why this is happening

Point of Sale and QuickBooks need to be updated.

How to fix it

  1. Be sure Point of Sale and QuickBooks have the latest updates installed:
    1. QuickBooks: Choose Help > Update QuickBooks and click Update Now
    2. Point of Sale: Choose Help > Software Updates > Check for Updates
  2. You can also download the update manually from our QuickBooks updates page.
  3. When the update’s finished, reboot your computer.
  4. Open Point of Sale and try the financial exchange again.

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