Rman duplicate failed from active database.

Dear experts,

We have doing a rman duplicate activity from active database. Today it is aborted, kindly help me to solve the issue. database is 11.2..0.4.

run

{

allocate auxiliary channel a1 type disk;

allocate auxiliary channel a2 type disk;

allocate channel c1 type disk;

allocate channel c2 type disk;

allocate channel c3 type disk;

duplicate target database to "TEST" from active database;

release channel a1;

release channel a2;

release channel c1;

release channel c2;

release channel c3;

rman are aborted for below error.

{
   set until scn  8542271678;
   recover
   clone database
    delete archivelog
   ;
}
executing Memory Script

executing command: SET until clause

Starting recover at 27-MAR-17