ICE063A

Explanation
Critical.  An error occurred while trying to open
the data set with the indicated ddname.

System action
The program terminates.

Programmer response
Check for any of the following: A missing or invalid DD statement
Conflicting DCB information; for example, the records are fixed-blocked,
but the block size is not a multiple of the record length
Concatenated mixed disk/tape or tape-only input without a DCB
BLKSIZE parameter for the tape data set containing the largest block
size
Concatenated, fixed-length input with different LRECL specifications
Data sets required for dynamic link-editing cannot be opened.