想用sva包中的combat做批次校正，但是运行到后面报错是什么意思，求大神解决一下！

> library(sva)
> library(limma)
> setwd("D:\\硕士研究生\\circRNA芯片分析\\batchNormalize\\校正1")
> rt=read.table("merge1.txt",sep="\t",header=T,check.names=F)
> rt=as.matrix(rt)
> rownames(rt)=rt[,1]
> exp=rt[,2:ncol(rt)]
> dimnames=list(rownames(exp),colnames(exp))
> data=matrix(as.numeric(as.matrix(exp)),nrow=nrow(exp),dimnames=dimnames)
> batchType=c(rep(1,6),rep(2,10))
> modType=c(rep("normal",3),rep("tumor",3),rep("normal",5),rep("tumor",5))
> mod = model.matrix(~as.factor(modType))
> outTab=ComBat(data, batchType, mod, par.prior=TRUE)
Found2batches
Adjusting for1covariate(s) or covariate level(s)
Standardizing Data across genes
Fitting L/S model and finding priors
Finding parametric adjustments
Adjusting the Data

> outTab=rbind(geneNames=colnames(outTab),outTab)

就是从outTab后面就开始报错，这个我该怎么办？？急啊！！！