ASL is continuously improving the DFS Lineup Optimizer. These are the current issues we are aware of, and their work-around if any:


There is No Projection Blend

See How Do I Create A Blend If There Is None?

A Player Salary is Wrong

See How Do I Fix Player Salary?


A Player Position is Wrong

See How Do I Fix Player Position?


The Optimizer is Running Slowly

See What to do if the optimizer is running very slowly?

Getting Errors

If an error pop-up box shows up because of an operation you are performing, it might be because you did the operation during an update or you were clicking on a button or pull-down to do a new operation before a previous operation finished. If you are experience an error, try reloading the app, and only click on buttons and pull-downs after your previous operation completes and not during an update.

If the error still occurs, then contact us at This email address is being protected from spambots. You need JavaScript enabled to view it. explaining what you are doing with a screen shot so we can try to reproduce the issue and understand it. This enables us to resolve it more quickly.

All Players Are Being Deselected When Loading Fanduel or DraftKings Player CSV File

The most likely cause of this issue is that you aren't matching the correct CSV file with the correct slate. Double check you properly specified the DFS Provider and the Slate before you upload the player CSV file.


Can't Find Mon-Thu NFL Slate

When we architected the optimizer for NFL, we used NFL week boundaries as part of how we process data. So currently the optimizer doesn't support contests that cross NFL week boundaries. We plan to address this in the future.


Coming Features

To see what features are on our roadmap to add see What Features Does ASL Plan To Add?