fixed log message with null value
fixed log message with null value

akozlova/testng,6ft-invsbl-rbbt/testng,msebire/testng,juherr/testng,bmlct/testng,AJ-72/testng,s2oBCN/testng,gjuillot/testng,tobecrazy/testng,JeshRJ/myRepRJ,emopers/testng,akozlova/testng,6ft-invsbl-rbbt/testng,jerome-jacob/testng,jerome-jacob/testng,rschmitt/testng,raindev/testng,juherr/testng,tremes/testng,tremes/testng,missedone/testng,tremes/testng,jaypal/testng,VladRassokhin/testng,JeshRJ/myRepRJ,meeroslaph/testng,VladRassokhin/testng,raindev/testng,jaypal/testng,missedone/testng,jaypal/testng,tremes/testng,JeshRJ/myRepRJ,smaudet/testng,s2oBCN/testng,scr/testng,aledsage/testng,VladRassokhin/testng,gjuillot/testng,smaudet/testng,juherr/testng,scr/testng,VikingDen/testng,akozlova/testng,gjuillot/testng,cbeust/testng,scr/testng,AJ-72/testng,VikingDen/testng,raindev/testng,aledsage/testng,smaudet/testng,emopers/testng,msebire/testng,meeroslaph/testng,smaudet/testng,jerome-jacob/testng,6ft-invsbl-rbbt/testng,msebire/testng,krmahadevan/testng,tobecrazy/testng,AJ-72/testng,aledsage/testng,VikingDen/testng,juherr/testng,6ft-invsbl-rbbt/testng,JeshRJ/myRepRJ,msebire/testng,bmlct/testng,krmahadevan/testng,s2oBCN/testng,VladRassokhin/testng,jerome-jacob/testng,cbeust/testng,s2oBCN/testng,AJ-72/testng,meeroslaph/testng,scr/testng,emopers/testng,akozlova/testng,gjuillot/testng,JeshRJ/myRepRJ,scr/testng,msebire/testng,meeroslaph/testng,aledsage/testng,VikingDen/testng,AJ-72/testng,krmahadevan/testng,smaudet/testng,missedone/testng,jaypal/testng,rschmitt/testng,aledsage/testng,rschmitt/testng,cbeust/testng,gjuillot/testng,emopers/testng,tremes/testng,bmlct/testng,missedone/testng,bmlct/testng,akozlova/testng,emopers/testng,cbeust/testng,s2oBCN/testng,rschmitt/testng,rschmitt/testng,VladRassokhin/testng,6ft-invsbl-rbbt/testng,raindev/testng,AJ-72/testng,missedone/testng,tobecrazy/testng,tobecrazy/testng,bmlct/testng,cbeust/testng,jaypal/testng,juherr/testng,jerome-jacob/testng,tobecrazy/testng,VikingDen/testng,VladRassokhin/testng,aledsage/testng,raindev/testng,krmahadevan/testng,krmahadevan/testng,meeroslaph/testng,raindev/testng