RMAN restore failed in "switch datafile all;" with RMAN-03002, ORA-19563: header validation failed

Hello:

It is a production restore(cloning) by RMAN to another box; keep same DB name; disk structure is different.

It is done yesterday (July 27th morning), with July 26 level-1 incremental backup, July 25 level-0 (full backup).  The restore script:

RMAN> run {
2> set newname for datafile 1 to '/orabackupCR/system01.dbf
3> ';
4> set newname for datafile 2 to '/orabackupCR/undotbs01.dbf';
5> set newname for datafile 3 to '/orabackupCR/sysaux01.dbf';
6> set newname for datafile 4 to '/orabackupCR/users01.dbf';
7> set newname for datafile 5 to '/orabackupCR/scrmprd_index01.dbf';
8> set newname for datafile 6 to '/orabackupCR/scrmprd_data01.dbf';
9> set newname for datafile 7 to '/orabackupCR/scrmprd_data02.dbf';