> eset_rma=rma(affy_data)
Error in getCdfInfo(object) : Could not obtain CDF environment, problems encountered:Specified environment does not contain miRNA-4_0Library - package mirna40cdf not installedBioconductor - mirna40cdf not available
> eset_mas5=mas5(affy_data)background correction: mas PM/MM correction : mas expression values: mas background correcting...Error in getCdfInfo(object) : Could not obtain CDF environment, problems encountered:Specified environment does not contain miRNA-4_0Library - package mirna40cdf not installedBioconductor - mirna40cdf not available
> calls <-mas5calls(affy_data)Getting probe level data...Error in getCdfInfo(object) : Could not obtain CDF environment, problems encountered:Specified environment does not contain miRNA-4_0Library - package mirna40cdf not installedBioconductor - mirna40cdf not available
> eset <- rma(rawdata)
Error in getCdfInfo(object) : Could not obtain CDF environment, problems encountered:Specified environment does not contain miRNA-4_0Library - package mirna40cdf not installedBioconductor - mirna40cdf not available
请问各位大侠，有什么好办法解决这个mirna40cdf的问题？谢谢