diff --git a/src/V3Slice.cpp b/src/V3Slice.cpp
index 231eb5fbe..21a01f859 100644
--- a/src/V3Slice.cpp
+++ b/src/V3Slice.cpp
@@ -67,6 +67,8 @@ class SliceVisitor final : public AstNVisitor {
                 nodep->v3error(
                     nodep->prettyTypeName()
                     << " is not an unpacked array, but is in an unpacked array context");
+            } else {
+                V3Error::incErrors();  // Otherwise might infinite loop
             }
             m_assignError = true;
             return nodep->cloneTree(false);  // Likely will cause downstream errors
@@ -107,7 +109,7 @@ class SliceVisitor final : public AstNVisitor {
                                    : offset));
             newp = new AstArraySel(nodep->fileline(), snodep->fromp()->cloneTree(false), leOffset);
         } else if (VN_IS(nodep, ArraySel) || VN_IS(nodep, NodeVarRef) || VN_IS(nodep, NodeSel)
-                   || VN_IS(nodep, CMethodHard)) {
+                   || VN_IS(nodep, CMethodHard) || VN_IS(nodep, MemberSel)) {
             UINFO(9, "  cloneSel(" << elements << "," << offset << ") " << nodep << endl);
             int leOffset = !arrayp->rangep()->littleEndian()
                                ? arrayp->rangep()->elementsConst() - 1 - offset
diff --git a/test_regress/t/t_class_format.out b/test_regress/t/t_class_format.out
index 36d844b8d..f620c0e3f 100644
--- a/test_regress/t/t_class_format.out
+++ b/test_regress/t/t_class_format.out
@@ -1,2 +1,3 @@
 ''{b:'h1, i:'h2a, carray4:'{'h11, 'h22, 'h33, 'h44} }'
+''{b:'h1, i:'h2a, carray4:'{'h911, 'h922, 'h933, 'h944} }'
 *-* All Finished *-*
diff --git a/test_regress/t/t_class_format.v b/test_regress/t/t_class_format.v
index 9f2240814..001a5284e 100644
--- a/test_regress/t/t_class_format.v
+++ b/test_regress/t/t_class_format.v
@@ -30,6 +30,9 @@ module t (/*AUTOARG*/);
       c.carray4[3] = 16'h44;
       $display("'%p'", c);
 
+      c.carray4 = '{16'h911, 16'h922, 16'h933, 16'h944};
+      $display("'%p'", c);
+
       $write("*-* All Finished *-*\n");
       $finish;
    end