Map on Android flickers after implementing dialog for datepicker -

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i able implement map in fragment tab on android without flicker , after implementing click handlers action bar initiates dialog fragment datepicker , map flickers , overlaps action bar . might possible cos of error ?

enter image description here

as can see above , map overlapping date picker dialog after flicker , , after touch datepicker dialog , map goes in background. similar problem happens action bar , i.e upon flicker action bar becomes transparent , map visible , runs fine

ps: implementing googlemapv2

what can possible cause such flicker , overlapping issues? in advance , hint appreciated .


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