Example
class ModelA(models.Model):
fielda = models.CharField(max_length=10)
class ModelB(models.Model):
modela = models.ForeignKey(ModelA)
fieldb = models.CharField(max_length=10)
When I query like "modela_instance.modelb_set()", then I will get KeyError:
u'manager' as shown below:
<https://lh6.googleusercontent.com/-sQpoxLasu-c/VEDevTQcTII/AAAAAAAAANI/w9rEdIzap4M/s1600/Screen%2BShot%2B2014-10-17%2Bat%2B%25E1%2584%258B%25E1%2585%25A9%25E1%2584%2592%25E1%2585%25AE%2B6.17.15.png>
How can I solve this problem?
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