RMAN-05537: DUPLICATE without TARGET connection when auxiliary instance is started with spfile canno

@E

 Hi

we have plan to create active database in our test system.  when i execute below command we  have facing  RMAN-05537: DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause how to resolve it 

Any help highly appericated.

RMAN> @E:\duplicate.rmn

 

RMAN> run {

2> allocate channel prmy1 type disk;

3> allocate channel prmy2 type disk;

4> allocate channel prmy3 type disk;

5> allocate channel prmy4 type disk;

6> allocate auxiliary channel stby type disk;

7> duplicate target database for standby from active database

8> spfile

9> parameter_value_convert 'erpdb01','erpdb02'

10> set db_unique_name='erpdb02'

11> set db_file_name_convert ='\erpdb02\','\erpdb01\'