Unable to restore rman backup backup

Hi

Unable to restore  rman backup backup from prod to test environments

RMAN> run

2> {

3> allocate channel c1 device type disk;

4> allocate channel c2 device type disk;

5> allocate channel c3 device type disk;

6> allocate channel c4 device type disk;

7> restore database;

8> recover database;

9> release channel c1;

10> release channel c2;

11> release channel c3;

12> release channel c4;

13> }

allocated channel: c1

channel c1: SID=357 device type=DISK

allocated channel: c2

channel c2: SID=417 device type=DISK

allocated channel: c3

channel c3: SID=3 device type=DISK

allocated channel: c4

channel c4: SID=61 device type=DISK

Starting restore at 15-AUG-17

channel c1: starting datafile backup set restore