missingAttribute = Extension element <{2}> is missing required attribute "{3}". [plugin: "{0}"; extension point: "{1}"]
missingElement = Extension element <{2}> is missing required child element <{3}>. [plugin: "{0}"; extension point: "{1}"]
failedToCreate = Failed to instantiate class {0}.
doesNotImplement = Class {0} does not implement {1} interface.