diff --git a/src/backend/access/transam/twophase.c b/src/backend/access/transam/twophase.c
index 1b8bef9dd2..e727e55b33 100644
--- a/src/backend/access/transam/twophase.c
+++ b/src/backend/access/transam/twophase.c
@@ -1465,11 +1465,21 @@ XlogReadTwoPhaseData(XLogRecPtr lsn, char **buf, int *len)
 	ThisTimeLineID = save_currtli;
 
 	if (record == NULL)
-		ereport(ERROR,
-				(errcode_for_file_access(),
-				 errmsg("could not read two-phase state from WAL at %X/%X",
-						(uint32) (lsn >> 32),
-						(uint32) lsn)));
+	{
+		if (errormsg)
+			ereport(ERROR,
+					(errcode_for_file_access(),
+					 errmsg("could not read two-phase state from WAL at %X/%X: %s",
+							(uint32) (lsn >> 32),
+							(uint32) lsn,
+							errormsg)));
+		else
+			ereport(ERROR,
+					(errcode_for_file_access(),
+					 errmsg("could not read two-phase state from WAL at %X/%X",
+							(uint32) (lsn >> 32),
+							(uint32) lsn)));
+	}
 
 	if (XLogRecGetRmid(xlogreader) != RM_XACT_ID ||
 		(XLogRecGetInfo(xlogreader) & XLOG_XACT_OPMASK) != XLOG_XACT_PREPARE)