Yogiben:Autoform-Map problem

HI ,

im using yogiben:autoform-map , but i got weird problem with the map.
At first load , the map does not show up at all , only gray area and google logo at the bottom left frame. But when i resize the browser’s windows the map suddenly appear , i dont know how to fix this…

Any help will appreciate .

TIA

note: i already submit the issue on github