I am programming python programs on a device that using android as an operation system ,and while I was trying to display HTML File using webbrowser library ,i have got this error as a text from the application .Unable to start activity for android : #webbrowser as browser browser.open("Client_Frontface/main.html") Please ,I need some help with that I tried to use os library but nothing changed ,also ,I tried to switch the browser that the webbrowser using to Chrome . The same error happens . I excepted that the program must display the html file directly but this error appeared to me suddenly . Continue reading...