Try manual update guide before , but we did not update .
One of the things I've seen , it 's even upgrading from version 4 to 4.1 manually becomes problematic and difficult to manually update versions .
So far , I have not been able to update it "by hand"
One of the things I've seen , it 's even upgrading from version 4 to 4.1 manually becomes problematic and difficult to manually update versions .
So far , I have not been able to update it "by hand"