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-rw-r--r--src/couchdb/couch_rep.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/couchdb/couch_rep.erl b/src/couchdb/couch_rep.erl
index b1c46db9..bcd1807c 100644
--- a/src/couchdb/couch_rep.erl
+++ b/src/couchdb/couch_rep.erl
@@ -268,7 +268,7 @@ compare_replication_logs(SrcDoc, TgtDoc) ->
compare_rep_history(SourceHistory, TargetHistory)
end.
-compare_rep_history([], []) ->
+compare_rep_history(S, T) when S =:= [] orelse T =:= [] ->
?LOG_INFO("no common ancestry -- performing full replication", []),
{0, []};
compare_rep_history([{S}|SourceRest], [{T}|TargetRest]=Target) ->