Reset your Internet or try on another computer or device
Uninstall the QuickBooks Online App, and re install it.
If you're still experiencing the same issue, I recommend reaching out to the support team outside of the Community by following on of the methods I have provided above.
Thanks for reaching out to us here. Making sure you're able to print or email your invoices without running into any issues is important. I would be happy to provide some information.
Our engineers are aware of this issue and are working hard to get this resolved in a timely manner. If you would like your accounts to be added to the list of affected accounts, I recommend reaching out to the support team outside of the Community, as we will need some personal account information. You can reach us by following one of these methods:
Schedule a Callback or start a Chat: click (?)Help in the upper right > type and enter "Contact support" into the QB Assistant > click Contact Us > explain your situation > click Let's Talk > choose Get a callback or Start a Chat. Social Media: Facebook and Twitter
If you have any other questions, feel free to reach out here.