4w2d86rrkm-dev

diff --git a/packages/eval-simple-1err/eval-simple-1err.js b/packages/eval-simple-1err/eval-simple-1err.js
index 2cd9144..6c44bf0 100644
--- a/packages/eval-simple-1err/eval-simple-1err.js
+++ b/packages/eval-simple-1err/eval-simple-1err.js
@@ -62,6 +62,13 @@ var EvalSimple1Err = (function () {
           // maybeAddRept(s, [s]);
         }
 
+        else if (expr.type === "NestedShape") {
+          s = State_make(expr, []);