error: New QERR_PROPERTY_NOT_FOUND
diff --git a/qerror.c b/qerror.c
index 41ff946..4de1039 100644
--- a/qerror.c
+++ b/qerror.c
@@ -105,6 +105,10 @@
         .desc      = "Could not open '%(filename)'",
     },
     {
+        .error_fmt = QERR_PROPERTY_NOT_FOUND,
+        .desc      = "Property '%(device).%(property)' not found",
+    },
+    {
         .error_fmt = QERR_QMP_BAD_INPUT_OBJECT,
         .desc      = "Bad QMP input object",
     },
diff --git a/qerror.h b/qerror.h
index 8060fe0..e36336e 100644
--- a/qerror.h
+++ b/qerror.h
@@ -90,6 +90,9 @@
 #define QERR_OPEN_FILE_FAILED \
     "{ 'class': 'OpenFileFailed', 'data': { 'filename': %s } }"
 
+#define QERR_PROPERTY_NOT_FOUND \
+    "{ 'class': 'PropertyNotFound', 'data': { 'device': %s, 'property': %s } }"
+
 #define QERR_QMP_BAD_INPUT_OBJECT \
     "{ 'class': 'QMPBadInputObject', 'data': { 'expected': %s } }"