1 files changed, 2 insertions, 1 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index e93324e..15a785a 100755
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -60,7 +60,7 @@ using namespace parserlib;
 
 typedef std::list<std::string> str_list;
 
-const std::string_view version = "0.9.3"sv;
+const std::string_view version = "0.9.4"sv;
 const std::string_view extension = "yue"sv;
 
 class YueCompilerImpl {
@@ -5141,6 +5141,7 @@ private:
                                                 auto exp = ast_cast<Exp_t>(assign->values.objects().front());
                                                 BREAK_IF(!exp);
                                                 auto value = singleValueFrom(exp);
+                                                BREAK_IF(!value);
                                                 clsDecl = value->getByPath<SimpleValue_t, ClassDecl_t>();
                                                 BLOCK_END
                                         } else if (auto expList = expListFrom(statement)) {