search for: 0.6237472

Hi All, Can you tell me why I get the error message below? It's driving me nuts. Thanks, Tom > r_squared [[1]] [1] 0.9083936 [[2]] [1] 0.8871647 [[3]] [1] 0.8193883 [[4]] [1] 0.728157 [[5]] [1] 0.8849525 [[6]] [1] 0.8459416 [[7]] [1] 0.6702318 [[8]] [1] 0.02997816 [[9]] [1] 0.8974268 [[10]] [1] 0.881217 [[11]] [1] 0.8006688 [[12]] [1] 0.7207697 [[13]] [1] 0.8703734 [[14]]