https://bugzilla.kernel.org/show_bug.cgi?id=209411 --- Comment #54 from rachithas104@xxxxxxxxx --- (In reply to Alan Stern from comment #53) > The nonworking trace doesn't show any errors. In fact, it looks almost > exactly the same as the working trace, except that it has a Set-Config > request and it ends earlier. > > Since your program works when it doesn't issue the Set-Config request, why > not simply avoid doing that? Correct non working trace doesn't show any errors,thats the reason wanted to know what is happening internally,it is happening with most Android phones,whereas some phones work. I can avoid set-config request,but just wanted to know more why this has started happening,Since with all device we call Select-Configuration and it works fine -- You are receiving this mail because: You are watching the assignee of the bug.