If you use ActBlue for online donations and you've connected your Blue Utopia and ActBlue accounts, your ActBlue donations should be syncing to your BlueUtopia database.
However, they are not coming all the way into your system. They are being held in a staging table. This is to minimize duplicates. There is a quick but manual process you need to follow called Online Contribution Matching.
Full instructions are here: https://blueutopia.zendesk.com/hc/en-us/articles/212423623