The jumbo pink banana fruit on the south edge west side seems to have died

The jumbo pink banana fruit on the south edge west side, which I thought had set and had taken off a fair bit, seems to have died -- the end feels hollow.

The only reason I can think of is this is along the same vine that I had to dig into the other day (and again tonight).  I thought it would be ok though, since the plant roots along the vine.

Hmmm...