Child itemid in update-chain marked as unused - can't continue repair_frag

lindo=# vacuum analyze;
NOTICE:  Index probably_good_banner_myidx1: NUMBER OF INDEX' TUPLES (1) IS 
NOT THE SAME AS HEAP' (4).Recreate the index.
NOTICE:  Index probably_good_banner_myidx1: NUMBER OF INDEX' TUPLES (1) IS 
NOT THE SAME AS HEAP' (4).Recreate the index.
NOTICE:  Child itemid in update-chain marked as unused - can't continue 
repair_frag
VACUUM


what i must do here?

thanks,
valter
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