IDC31652I OBJECT NOT SUPPORTED IN CIMODE

Explanation
An attempt was made to import an object from a
CIMODE portable data set, which is not supported on this system. 
IMPORT CIMODE can only use ESDS base clusters that do not have an
alternate index.

System action
The system ends processing.

Programmer response
You must either create the portable data
set in record mode, or change its attributes to an ESDS cluster with
no alternate indexes.

Source
DFSMSdfp