I want to upload my app's new version on iTunes connect, but I can't submit it as I mention here.
Now I want to delete uploaded build and upload new build with save version, but I get an error as shown in the screenshot.
you can't delete old uploaded build.you have to upload new build with new build(+1) version.
You can't delete old uploaded build: you have to upload new build with a new build version (== Bundle version in plist).
For example, if your current build version is 1.3, archive & upload a new build with an incremented build version like 1.3.1: