ICU1010 LABEL NOT FOUND; NOT PROCESSED

Explanation
A user requested the key generator utility program
to update a secondary key-encrypting key or to delete a label and
its associated key from the cryptographic key data set (CKDS), but
the specified label was not defined in the CKDS. The rejected control
statement precedes this message.

System action
Processing ends for this control statement. Processing
continues for any other control statements.

Programmer response
Supply the correct label and rerun the key
generator utility program, specifying the CHGK function on the EXEC
statement.

Source
Cryptographic Unit Support Program (CUSP)