diff --git a/lib/gcli/cli.js b/lib/gcli/cli.js
index <HASH>..<HASH> 100644
--- a/lib/gcli/cli.js
+++ b/lib/gcli/cli.js
@@ -811,6 +811,7 @@ Requisition.prototype.getInputStatusMarkup = function() {
  */
 Requisition.prototype.getAssignmentAt = function(cursor) {
   if (!this._args) {
+    console.trace();
     throw new Error('Missing args');
   }
Debugging: getAssignmentAt fails with no trace information. Add it.