Error in pca$x[, 1:npc] : subscript out of bounds

[xuyungang]

Hi,
I got the following error when running the imputation on a dataset. Could you please advise what's the reason for this error? Thanks.

[1] "reading in raw count matrix ..."
[1] "number of genes in raw count matrix 180253"
[1] "number of cells in raw count matrix 60"
[1] "reading finished!"
[1] "imputation starts ..."
[1] "searching candidate neighbors ... "
[1] "calculating cell distances ..."
Error in pca$x[, 1:npc] : subscript out of bounds
Calls: scimpute ... imputation_wlabel_model8 -> find_neighbors -> lapply -> FUN -> t
Execution halted