Rule commonExpr was fixed, so this issue went away.
https://tools.oasis-open.org/version-control/browse/wsvn/odata/trunk/spec/ABNF/odata-abnf-construction-rules-v1.0-wd01.txt?rev=58
https://tools.oasis-open.org/version-control/browse/wsvn/odata/trunk/spec/ABNF/odata-abnf-testcases.xml?rev=58
Description
The contributed rule does not allow $orderby=Name as it uses commonExpr which doesn't resolve to simple property names