The extension type '{1}' defined in the assembly '{0}' as a '{3}' extension does not extend the base class '{2}'. Modify the type to implement the proper base and reload the assembly.
The extension id {2} given in the {0} element which defined the {1} package for the localized description is not a valid ...
The extension interface '{1}' defined for the extension type '{2}' in the assembly '{0}' is not an interface type. Extension ...
The extension interface '{1}' defined for the extension type '{2}' in the assembly '{0}' is not implemented by '{2}'. Check ...
The extension interface '{1}' defined in the assembly '{0}' does not implement the base interface '{2}'. Modify the mutable ...
The extension type '{1}' defined in the assembly '{0}' as a '{3}' extension does not extend the base class '{2}'. Modify ...
The extension type '{1}' defined in the assembly '{0}' does not implement any extension interfaces. Modify the type to implement ...
The extension type '{2}' in the assembly '{0}' cannot be defined as a default extension for all '{1}'. Default extensions ...
The extension, "%1!s!", was implicitly upgraded to "%2!s!". Add a mapping for this extension to the UpgradeMappings directory. ...
The extension, "{0}", was implicitly upgraded to "{1}". Add a mapping for this extension to the UpgradeMappings directory. ...