diff --git a/src/qqq/utils/qqq/ValueUtils.tsx b/src/qqq/utils/qqq/ValueUtils.tsx
index 4ee1017..4eb3bd1 100644
--- a/src/qqq/utils/qqq/ValueUtils.tsx
+++ b/src/qqq/utils/qqq/ValueUtils.tsx
@@ -152,7 +152,7 @@ class ValueUtils
       {
          let mode = "text";
          const adornmentValues = field.getAdornment(AdornmentType.CODE_EDITOR).values;
-         if (adornmentValues.has("languageMode"))
+         if (adornmentValues && adornmentValues.has("languageMode"))
          {
             mode = adornmentValues.get("languageMode");
          }