Failed to open it

[DEXANI]

Though I am connected to Internet it always show's:-
Failed to open zip file.
Gradle's dependency cache may be corrupt (this sometimes occurs after a network connection timeout.)
Re-download dependencies and sync project (requires network)
Re-download dependencies and sync project (requires network)

[Mubly]

maybe you should check your network

[BruseDu]

Yes I think so，

[Sundeep-D]