Why does transfer fail in Manager Express with the message “Error, mount failed” in the player status bar? IAdea Support Updated September 21, 2016 21:22 Follow Confirm that a CF card is inserted If CF card is present, remove and re-insert the card. Make sure the card is formatted in FAT32 Related articles XMP-3250/3350 XMP-3250/3350/3450 and XDS-1950/2450 compatible CF CompactFlash card list When I click scan for players, nothing is found. But adding IP manually works. Why? How to Update Player via Internet using Manager Express? Why is sound missing from all the videos after I updated Manager Express? Comments 0 comments Article is closed for comments.