2 files changed, 9 insertions, 1 deletions
diff --git a/xfa/fxfa/parser/cxfa_simple_parser.cpp b/xfa/fxfa/parser/cxfa_simple_parser.cpp
index db15a80a44..4773fda22a 100644
--- a/xfa/fxfa/parser/cxfa_simple_parser.cpp
+++ b/xfa/fxfa/parser/cxfa_simple_parser.cpp
@@ -485,7 +485,8 @@ CXFA_Node* CXFA_SimpleParser::ParseAsXDPPacket_XDP(
     pXMLConfigDOMRoot = pChildItem;
     pXFAConfigDOMRoot =
         ParseAsXDPPacket_Config(pXMLConfigDOMRoot, XFA_XDPPACKET_Config);
-    pXFARootNode->InsertChild(pXFAConfigDOMRoot, nullptr);
+    if (pXFAConfigDOMRoot)
+      pXFARootNode->InsertChild(pXFAConfigDOMRoot, nullptr);
   }
 
   CFX_XMLNode* pXMLDatasetsDOMRoot = nullptr;
diff --git a/xfa/fxfa/parser/cxfa_simple_parser_embeddertest.cpp b/xfa/fxfa/parser/cxfa_simple_parser_embeddertest.cpp
index a33169646d..174febf9ee 100644
--- a/xfa/fxfa/parser/cxfa_simple_parser_embeddertest.cpp
+++ b/xfa/fxfa/parser/cxfa_simple_parser_embeddertest.cpp
@@ -13,3 +13,10 @@ TEST_F(CXFASimpleParserEmbeddertest, Bug_216) {
   EXPECT_NE(nullptr, page);
   UnloadPage(page);
 }
+
+TEST_F(CXFASimpleParserEmbeddertest, Bug_709793) {
+  EXPECT_TRUE(OpenDocument("bug_709793.pdf"));
+  FPDF_PAGE page = LoadPage(0);
+  EXPECT_NE(nullptr, page);
+  UnloadPage(page);
+}