When you open QuickBooks desktop, create a new company file, or open QuickBooks Maintenance Alerts center, you may see one of the following:
You may receive this message when the Quickbooks executable (QBW32.exe) is utilizing more than 900MB of memory.
To optimize performance:
If you don't want to restart QuickBooks desktop
Note: If you don't want to see this message, you can choose to Dismiss This in the Maintenance Alerts center.