I posted the Traceback below. Your idea of printing the value first, how so? Thanks again
On Wednesday, February 8, 2017 at 9:50:56 PM UTC-8, 黄祥 wrote: > > is there any error traceback occured? > just an idea why not print the value first? if it correct perhaps you > should change the data type int() or float() and doing calculation > > best regards, > stifan > -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
