Packages/files during the Alpha/Beta releases moved about, that's why the instructions said to remove old packages before installing the new ones. However, this problem should not occur with the 4.0.0 release and subsequent updates.
Packages/files during the Alpha/Beta releases moved about, that's why the instructions said to remove old packages before installing the new ones.
However, this problem should not occur with the 4.0.0 release and subsequent updates.