diff --git a/formats_err/type_unknown_many.ksy b/formats_err/type_unknown_many.ksy
new file mode 100644
index 000000000..f266fa4b8
--- /dev/null
+++ b/formats_err/type_unknown_many.ksy
@@ -0,0 +1,20 @@
+# type_unknown_many.ksy: /seq/0:
+# 	error: unable to find type 'some_unknown_name', searching from type_unknown_many
+#
+# type_unknown_many.ksy: /seq/1:
+# 	error: unable to find type 'also_unknown_name', searching from type_unknown_many
+#
+# type_unknown_many.ksy: /seq/2:
+# 	error: unable to find enum 'unknown_enum', searching from type_unknown_many
+#
+meta:
+  id: type_unknown_many
+  ks-opaque-types: false
+seq:
+  - id: foo
+    type: some_unknown_name
+  - id: bar
+    type: also_unknown_name
+  - id: baz
+    type: u1
+    enum: unknown_enum