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-rw-r--r--src/cxml.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cxml.cc b/src/cxml.cc
index e4435a2..c2d8534 100644
--- a/src/cxml.cc
+++ b/src/cxml.cc
@@ -98,6 +98,10 @@ cxml::Node::node_children (string name) const
how get_path works.
*/
+ if (!_node) {
+ throw cxml::Error("Node has no internal xmlpp node; did you forget to call a read method on cxml::Document?");
+ }
+
vector<shared_ptr<cxml::Node>> n;
for (auto i: _node->get_children()) {
if (i->get_name() == name) {