Make sure buttonsCtrl is not null before using it
Make sure buttonsCtrl is not null before using it

pgiraud/ngeo,kalbermattenm/ngeo,adube/ngeo,ger-benjamin/ngeo,balpreetspankaj/ngeo,elemoine/ngeo,elemoine/ngeo,tsauerwein/ngeo,balpreetspankaj/ngeo,pgiraud/ngeo,Jenselme/ngeo,camptocamp/ngeo,adube/ngeo,mygu/ngeo,ger-benjamin/ngeo,balpreetspankaj/ngeo,adube/ngeo,Jenselme/ngeo,ger-benjamin/ngeo,gberaudo/ngeo,camptocamp/ngeo,mygu/ngeo,kalbermattenm/ngeo,camptocamp/ngeo,tsauerwein/ngeo,Jenselme/ngeo,gberaudo/ngeo,camptocamp/ngeo,pgiraud/ngeo,camptocamp/ngeo,adube/ngeo,kalbermattenm/ngeo,Jenselme/ngeo,elemoine/ngeo,gberaudo/ngeo,mygu/ngeo