diff --git a/src/V3LinkDot.cpp b/src/V3LinkDot.cpp
index 594bf174a..21b5e6fba 100644
--- a/src/V3LinkDot.cpp
+++ b/src/V3LinkDot.cpp
@@ -5900,7 +5900,9 @@ class LinkDotResolveVisitor final : public VNVisitor {
                 } else {
                     if (foundp) {
                         UINFO(1, "Found sym node: " << foundp->nodep());
-                        nodep->v3error("Expecting a data type: " << nodep->prettyNameQ());
+                        nodep->v3error("Expecting a data type: "
+                                       << nodep->prettyNameQ()
+                                       << ", found: " << foundp->nodep()->prettyTypeName());
                     } else {
                         nodep->v3error("Can't find typedef/interface: " << nodep->prettyNameQ());
                     }
diff --git a/test_regress/t/t_lparam_assign_iface_typedef_bad.out b/test_regress/t/t_lparam_assign_iface_typedef_bad.out
index 1f360a195..f3d566f2a 100644
--- a/test_regress/t/t_lparam_assign_iface_typedef_bad.out
+++ b/test_regress/t/t_lparam_assign_iface_typedef_bad.out
@@ -1,4 +1,4 @@
-%Error: t/t_lparam_assign_iface_typedef_bad.v:28:3: Expecting a data type: 'p0_rq_t'
+%Error: t/t_lparam_assign_iface_typedef_bad.v:28:3: Expecting a data type: 'p0_rq_t', found: VAR 'p0_rq_t'
    28 |   p0_rq_t rq;   
       |   ^~~~~~~
         ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
diff --git a/test_regress/t/t_struct_type_bad.out b/test_regress/t/t_struct_type_bad.out
index a2c650884..f57c1dd0c 100644
--- a/test_regress/t/t_struct_type_bad.out
+++ b/test_regress/t/t_struct_type_bad.out
@@ -1,4 +1,4 @@
-%Error: t/t_struct_type_bad.v:13:5: Expecting a data type: 'i'
+%Error: t/t_struct_type_bad.v:13:5: Expecting a data type: 'i', found: VAR 'i'
    13 |     i badi;   
       |     ^
         ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.