AttributeError: 'bool' object has no attribute '_db'

[w2pu]

Error when showing basic_grid:
AttributeError: 'bool' object has no attribute '_db'

Solution:
change query:
db.district => db.district.id>0

[jpsteil]

This is an issue with the latest py4web. Massimo is taking a look at it. Will make adjustments based on his response.