RMAN-06169: could not read file header during RMAN duplicate database

近期有个友商在做RMAN duplidate database搭建DG时,因为primary db上有offline 的datafile ,并且归档已经丢失,无法再做recover ,online datafile的操作,操作系统或存储上的datafile已经不存在,duplicate时报错如下。

Starting backup at 19-NOV-20
RMAN-06169: could not read file header for datafile 357 error reason 4