sonata-project/SonataAdminBundle — Issue #613:  The child node "default_contexts" at path "sonata_block" must be configured.  
Author: mmbechezi
Created: 2012-03-06 12:19:25+00:00
State: open

After upgrading to symfony 2.0.11 and SonataAdminBundle , i get this error:

[Symfony\Component\Config\Definition\Exception\InvalidConfigurationException]
The child node "default_contexts" at path "sonata_block" must be configured.