Undefined method `stringify_keys!' for #<Post:0xab67154>

Ruby
1

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Hi
I’m learning rails by creating a blog. my models:
http://paste.xssn.at/i and the create method of the posts
controller(the rest is just scaffolded and unchanged):
http://paste.xssn.at/j the complete error here: http://paste.xssn.at/k
I didn’t find a solution. Do you have one?

Benedikt
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2

Ruby is not Rails - please direct questions about Rails to a Rails
mailing list.

Thanks,

Brian.