Updating with two GeoPoints fails correctly. (#4162)

src/Controllers/SchemaController.js

@@ -661,9 +661,11 @@ export default class SchemaController {
       return this._dbAdapter.addFieldIfNotExists(className, fieldName, type).then(() => {
         // The update succeeded. Reload the schema
         return this.reloadData({ clearCache: true });
-      }, () => {
-        //TODO: introspect the error and only reload if the error is one for which is makes sense to reload
-
+      }, (error) => {
+        if (error.code == Parse.Error.INCORRECT_TYPE) {
+          // Make sure that we throw errors when it is appropriate to do so.
+          throw error;
+        }
         // The update failed. This can be okay - it might have been a race
         // condition where another client updated the schema in the same
         // way that we wanted to. So, just reload the schema