I believe the problem is that pydal is designed to not allow db to be 
shared among multiple threads to avoid concurrency issues. Every thread 
should make its own db object or, if you pass db around, you should call 
db.reconnect in each thread.

On Saturday, 3 February 2018 22:14:41 UTC-6, [email protected] wrote:
>
> The attached file contains the code that is generating the error, line 4 
> specifically is called out in the traceback, but if I comment this line out 
> I get the same error from the next line that is querying the database. If I 
> start a web2py shell, I can copy and paste the offending line into the 
> shell and it returns the expected results, also if I switch the database 
> back to sqlite everything works as expected.
>

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