This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
If you have isolated the value and can run the procedure with these values, in something other than a tool that maybe escaping and formatting stuff, then look at the procedure call again try a different one in the same code with the same values. You have to poke around to find it.