Catch and display error messages thrown by the vote function.
Catch and display error messages thrown by the vote function.

tomasbrod/Gridcoin-Research,theMarix/Gridcoin-Research,theMarix/Gridcoin-Research,caraka/gridcoinresearch,gridcoin/Gridcoin-Research,Git-Jiro/Gridcoin-Research,theMarix/Gridcoin-Research,tomasbrod/Gridcoin-Research,Git-Jiro/Gridcoin-Research,tomasbrod/Gridcoin-Research,Git-Jiro/Gridcoin-Research,theMarix/Gridcoin-Research,tomasbrod/Gridcoin-Research,gridcoin/Gridcoin-Research,gridcoin/Gridcoin-Research,gridcoin/Gridcoin-Research,theMarix/Gridcoin-Research,caraka/gridcoinresearch,Git-Jiro/Gridcoin-Research,caraka/gridcoinresearch,Git-Jiro/Gridcoin-Research,caraka/gridcoinresearch,gridcoin/Gridcoin-Research,theMarix/Gridcoin-Research,caraka/gridcoinresearch,gridcoin/Gridcoin-Research,caraka/gridcoinresearch,tomasbrod/Gridcoin-Research