1. Shut down ProSeries 2020

2. Go to the folder where you installed ProSeries, let's say it's "C:\ProWin20"

3. Go to the "32Bit" subfolder let's call it "C:\ProWin20\32Bit"

4. Open (in Notepad) the file named "ProWin20.ini"

5. Find the section [QBIntegration]

6. Inside that section, if you see the line "QBImportInProgress=1" then change it to "QBImportInProgress=0". In other words change the "1" to "0" (zero)

7. Save and Close "ProWin20.ini"

8. In QuickBooks, try to export your balances to ProSeries again