20030: Layer is z-aware (SDS)
Your layer is z-aware and you are publishing to a spatial data server (SDS). Z-aware layers cannot be published to SDS.
Solution
Remove the layer.
More information
Feature coordinates can include x,y and x,y,z vertices. Z-values are most commonly used to represent elevations, but they can represent other measurements such as annual rainfall or air quality.
Learn more about authoring feature services for a spatial data server (SDS)
5/23/2013