nameMapper array contains duplicate key " cannot map the list:org.supercsv.util.Util.mapStringList(Util.java:62)
Jaikoz 12.4 Ween, build 1195
MacOS Sequoia, 15.3.1
A very routine process I’ve used for years with Jaikoz suddenly stopped working.
I would load tracks into Jaikoz by dragging them from an iTunes/Music playlist, and dropping them in Jaikoz.
Then I would use the Advanced > Export… feature, modify the CSV file in Google Sheets to fill in missing song information (album, artist, etc.), export the sheet as a CSV, and then use the Advanced > Import… option, and I would be able to update the metadata for hundreds of songs at a time.
Today, however, I get the error listed above when I try to import my updated CSV 