Ok...maybe I'm missing something, but why wasn't that raised in this case instead of the rather cryptic exception?
On Feb 18, 4:59 pm, Michael Bayer <[email protected]> wrote: > On Feb 18, 2010, at 1:16 PM, Hollister wrote: > > > I ran into this also and it was caused by forgetting to map the class > > to the table. > > Make sure you have a line like: > > > orm.mapper(TaskAction, taskaction_table) > > > Mike: should there be a more specific error message for a missing > > mapping? > > there's a very specific error for that its sqlalchemy.orm.exc.UnmappedError. > > > > > -aw > > > On Feb 3, 11:04 am, "Michael Bayer" <[email protected]> wrote: > >> King Simon-NFHD78 wrote: > > >>> The line below the one you're complaining about is telling you what the > >>> column in question is: > > >>> Invalid column expression '<class '__main__.TaskAction'>' > > >>> So somehow, you've passed your TaskAction class in a place where SA is > >>> expecting a column expression. I think we'd need to see the command that > >>> you actually typed in to work out what the problem is. > > >> Also, again, please upgrade to 0.5.8. Hundreds of bugs and sub-optimal > >> behaviors have been fixed since 0.5.4p2 so you may get better results. > > >>> Simon > > >>> -- > >>> You received this message because you are subscribed to the Google Groups > >>> "sqlalchemy" group. > >>> To post to this group, send email to [email protected]. > >>> To unsubscribe from this group, send email to > >>> [email protected]. > >>> For more options, visit this group at > >>>http://groups.google.com/group/sqlalchemy?hl=en. > > > -- > > You received this message because you are subscribed to the Google Groups > > "sqlalchemy" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group > > athttp://groups.google.com/group/sqlalchemy?hl=en. > > -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.
