[TIMOB-20489] Fixed error when asset dir does not exist.
[TIMOB-20489] Fixed error when asset dir does not exist.

ashcoding/titanium_mobile,cheekiatng/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,falkolab/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,mano-mykingdom/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,mano-mykingdom/titanium_mobile,ashcoding/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,jhaynie/titanium_mobile,cheekiatng/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile,jhaynie/titanium_mobile,cheekiatng/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile,jhaynie/titanium_mobile,falkolab/titanium_mobile,jhaynie/titanium_mobile,falkolab/titanium_mobile,falkolab/titanium_mobile,jhaynie/titanium_mobile,ashcoding/titanium_mobile,cheekiatng/titanium_mobile,mano-mykingdom/titanium_mobile,ashcoding/titanium_mobile,falkolab/titanium_mobile