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From http://forum.backbox.org/software-support/aireplay-ng-ignore-negative-one/

I've encountered this error in the past many times. I own four different Alfa wireless NICs, and to get around this...

As far as I can tell it seems to match almost exactly what is here https://forums.kali.org/showthread.php?3816-Working-Hardware-ALFA-AWUS036H-500mW-(Realtek-RTL8187L-rtl8187)
One difference so far...

I'm a newby and trying to get this to work :)

So, have VMware player, and Kali-Linux-1.0.9. VM
Changed advanced settings for USB to 2.0. Connected Realtek RTL8187_Wireless to VM

And then run...