detectTranscripts error from Granges

[HollyRuess]

Error at detectTranscripts

Error in getListElement(x, i, ...) :
GRanges objects don't support [[, as.list(), lapply(), or unlist() at the moment

Caused on lines
FT <- list()
for (i in 1:nFp) FT[i] <- as.double(Fp[i] + 1)

for (i in 1:nFm) FT[[i + nFp]] <- as.double(Fm[[i]] + 1)