Error in CalcPolyAResiduals function

[hett888]

Hello,

I encountered the following error while running CalcPolyAResiduals function. Thank you for any assistance you can provide.

> seurat_obj <- CalcPolyAResiduals(seurat_obj, 
                                assay = "polyA_Intron", 
                                features = features2, 
                                gene.names = "Gene_Symbol",
                                background = "CTRL",
                                verbose = TRUE)

Calculating background distribution
Using CTRL as background distribution
Removing 4161 sites without a gene annotation
Running Dirichlet Multionmial Regression
Error in data.frame(..., check.names = FALSE) :
arguments imply differing number of rows: 0, 8814