1. Go to Setup > Custom Settings, and look for the RIO Inventory Advanced Config setting.
2. Click Manage.
3. Look for the Prevent Opportunity Reserve and Prevent Opportunity Commit lines.
4. Click Edit for Prevent Opportunity Commit.
5. Change the Value from false to true.
6. Save and repeat for Prevent Opportunity Reserve.
When you wish to re-enable the Opportunity Triggers, change them both back to false.