DWW1557W No records were imported to the RCDS.
section
The RCDS IMPORT command was requested but no records were loaded from the data set specified on the DWWCOPY1 DD statement.
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Processing terminates.
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Verify that the name of the SAM data set was specified correctly on the DWWCOPY1 DD statement and rerun the job, if necessary.
Note: For RCDS importing, the DWWCOPY1 data set must have been
created using the RCDS EXPORT command. If the data set was not created using
the RCDS EXPORT command, it cannot be imported back into the RCDS.