diff -r 0cb4eda146c4 -r 7608af69739f src/server/util/pblock.cpp
--- a/src/server/util/pblock.cpp	Fri Jan 28 15:44:30 2022 +0100
+++ b/src/server/util/pblock.cpp	Fri Jan 28 16:01:05 2022 +0100
@@ -326,6 +326,8 @@
 const pb_key *const pb_key_warning = _create_key("warning");
 const pb_key *const pb_key_depth = _create_key("depth");
 const pb_key *const pb_key_if = _create_key("if");
+const pb_key *const pb_key_vfs = _create_key("vfs");
+const pb_key *const pb_key_vfsclass = _create_key("vfsclass");
 
 /* ------------------------------ _find_key ------------------------------- */