data_->getHelp() ensure it's not null, if true set empty string instead of make gui crash
data_->getHelp() ensure it's not null, if true set empty string instead of make gui crash

FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa,FabienPean/sofa