If you have paid for someone and want all your money back add a new expense and do the following steps:
Add yourself as payer
In the next step, set you and your friend as participants
Set the split to 0% you and your friend to 100%
If you have paid for someone and want all your money back add a new expense and do the following steps:
Add yourself as payer
In the next step, set you and your friend as participants
Set the split to 0% you and your friend to 100%