Cant fetch the location even comapre to final/completed project

[Abdurrohim1212]

hi i got this error when try to get the location
i followed the code thil the end even i compare it with original completed project clima from london appbrewery
still didnt work . . u can see the following picture above even i ran it on the physical device . . from the picture u can see also that means it throw a same error (null value) didnt catch location properly. .

1. first picture from repo london app brewery
   2.second picture is my repo that i code along with london app ### brewery