fix PR

apache · May 10, 2023 · 66bd5bc · 66bd5bc
1 parent 2fbbd22
commit 66bd5bc
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/apisix/core/config_etcd.lua b/apisix/core/config_etcd.lua
@@ -151,8 +151,10 @@ local function run_watch(premature)
     local rev = 0
     if loaded_configuration then
         local _, res = next(loaded_configuration)
-        rev = tonumber(res.headers["X-Etcd-Index"])
-        assert(rev > 0, 'invalid res.headers["X-Etcd-Index"]')
+        if res then
+            rev = tonumber(res.headers["X-Etcd-Index"])
+            assert(rev > 0, 'invalid res.headers["X-Etcd-Index"]')
+        end
     end
 
     if rev == 0 then