5th or 6th or 7th argument passed to calcola_cedimento
is empty string, i.e. at least one of following returned empty string
finestra_ag.get()
finestra_ss.get()
finestra_st.get()
If user is allowed to let said entries empty you should provide default values for this case. If for example ag
value should be "1"
in such case, you might do
ag = "1" if ag=="" else ag
before
amax = int(ag) * int(ss) * int(st)
solved Error: invalid literal for int() with base 10: ” [closed]