Thanks Bryan
Good advice..
I have successfully run the program excluding any ref to the TRADES table -
all OK
so it is in the Trades Table code where I am going wrong..
As I use same code with the other table = it seems perplexing
using a debugger - I would love to but a
Perhaps you made a change to the code, but forgot to recompile, or forgot
to re-update your JAR files, or made some other simple build mistake.
As a technique for understanding the behavior of your program, commenting
parts of it in and out and re-running the program is a very good technique,
but
