运行Bland Altman情节的错误消息和警告

Question

我导入了我的数据（my.data）并加载了ResearchMethods包，一切正常，直到我运行图表。我收到以下警告信息...... 我的数据有问题或我哪里出错？

BlandAltman(my.data$Calliper,my.data$Matlab,regionOn=F,main="GradeA",bandsOn=T,smooth=T)
<Tcl>  

Warning messages:

1: In is.na(x) : is.na() applied to non-(list or vector) of type 'NULL'

2: In is.na(y) : is.na() applied to non-(list or vector) of type 'NULL'
Error in if (diff(limx) < diff(limy)) { : missing value where TRUE/FALSE needed

In addition: Warning messages:

1: In qt(0.975, n - 1) : NaNs produced

2: In min(average) : no non-missing arguments to min; returning Inf

3: In max(average) : no non-missing arguments to max; returning -Inf

4: In max(abs(pretty(difference))) :no non-missing arguments to max; returning -Inf

Error in if (diff(limx) < diff(limy)) { : 
  missing value where TRUE/FALSE needed

数据集示例：

    BlandAltman             Calliper               Algorithm
1   DK06sin             0.012126            0.002158531
2   DK068sin            0.001364           0.003075279
3   DK074dex            0.064926       0.006580390
4   DK08dex             0.009425       0.003882975