added second line of defense for invalid index
added second line of defense for invalid index

rpelisse/JGroups,pruivo/JGroups,belaban/JGroups,pferraro/JGroups,deepnarsay/JGroups,ibrahimshbat/JGroups,belaban/JGroups,slaskawi/JGroups,ligzy/JGroups,rvansa/JGroups,pruivo/JGroups,TarantulaTechnology/JGroups,pferraro/JGroups,kedzie/JGroups,kedzie/JGroups,rhusar/JGroups,TarantulaTechnology/JGroups,kedzie/JGroups,ligzy/JGroups,danberindei/JGroups,pferraro/JGroups,vjuranek/JGroups,Sanne/JGroups,belaban/JGroups,vjuranek/JGroups,dimbleby/JGroups,danberindei/JGroups,slaskawi/JGroups,deepnarsay/JGroups,tristantarrant/JGroups,danberindei/JGroups,dimbleby/JGroups,Sanne/JGroups,pruivo/JGroups,rhusar/JGroups,Sanne/JGroups,ibrahimshbat/JGroups,tristantarrant/JGroups,rhusar/JGroups,TarantulaTechnology/JGroups,slaskawi/JGroups,rpelisse/JGroups,ibrahimshbat/JGroups,ligzy/JGroups,rpelisse/JGroups,deepnarsay/JGroups,vjuranek/JGroups,ibrahimshbat/JGroups,rvansa/JGroups,dimbleby/JGroups