This happens when the screenshots take longer than usual to upload to our servers. It means that the screenshots are still trying to upload. This usually relies on the user’s internet connection/bandwidth or a firewall software of some sort that could be blocking the connection to our servers. As soon as Hubstaff finds a good/stable internet connection all the queued data will get uploaded.
Note: Screenshots are not lost, they will definitely get uploaded since we store the data locally on the user’s computer.
Please see example below: