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-rw-r--r--src/rabbit_prelaunch.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/rabbit_prelaunch.erl b/src/rabbit_prelaunch.erl
index 4d05047c01..040759f102 100644
--- a/src/rabbit_prelaunch.erl
+++ b/src/rabbit_prelaunch.erl
@@ -253,7 +253,7 @@ duplicate_node_check(NodeStr) ->
"already running on ~p~n",
[NodeName, NodeHost]),
[io:format(Fmt ++ "~n", Args) ||
- {Fmt, Args} <- rabbit:diagnostics(Node)],
+ {Fmt, Args} <- rabbit:diagnostics([Node])],
terminate(?ERROR_CODE);
false -> ok
end;