Current Bid on Listings details but how on grid?

So I'm trying to modifying the auction plugin.

I got the current bid to work on the listing details page but I can't figure out how to make it work on the grid.
It won't show the data/value

Code:

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Im trying to use this code to show the current bid on the listing grid but it aint working.

Code:

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Only registered members can view the code.

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