会r语言的大佬看过来 ballball了

我最近在跑WGCNA 在检查缺失值的时候代码是gsg=goodSamplesGenes(datExpr0, verbose = 3)

报错信息Error in goodGenes(datExpr, weights, goodSamples, goodGenes, minFraction = minFraction, : datExpr must contain numeric data.

应该怎么解决呢