If you need to delete an upload, note that all trade modifications, including price edits and cancellations will be regressed to the previous upload.
Also note that once you upload an instruments file, you will not have the option to delete the file on the upload screen like you can for other upload types. If you wish to correct the instrument file (such as a pricing file), you must re-upload the correct data which will over-write the information uploaded in the original file.
Deleting an Upload From Your Instance
Step 1: Navigate to the Upload page
Step 2: Click on Upload Log under History
Step 3: Click Delete under the Action column
If you are sure you would like to delete the upload, click yes on the conformation pop-up.
If the deletion was successful, you will see a conformation message below the header of your instance: