ICU1004 SYNTAX ERROR IN LABEL

Explanation
An incorrect label was specified on a LOCAL, LOCAL-GROUP,
REMOTE, CROSS, or REASGN control statement for the key generator utility
program. The control statement containing the error precedes this
message.

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

Programmer response
Supply a valid label on the control statement.
A valid label consists of 1 to 8 alphameric characters. Valid alphameric
characters are A through Z and 0 through 9. Rerun the key generator
utility program, specifying the CHGK function on the EXEC statement
and providing the corrected control statement as input.

Source
Cryptographic Unit Support Program (CUSP)