Getting this error myself. Were you able to locate a solution? What's odd is that sometimes, it does run and completes the import to the dr master, and duplicate to the remote storage, but only about once out of 20 attempts.
2/6/2015 9:03:21 AM - requesting resource LCM_*Remote*Master*
2/6/2015 9:03:22 AM - Info nbreplicate(pid=7908) Suspend window close behavior is not supported for nbreplicate
2/6/2015 9:03:22 AM - Info nbreplicate(pid=7908) window close behavior: Continue processing the current image
2/6/2015 9:03:22 AM - granted resource LCM_*Remote*Master*
2/6/2015 9:03:22 AM - started process RUNCMD (7908)
2/6/2015 9:03:22 AM - requesting resource @aaabw
2/6/2015 9:03:22 AM - reserving resource @aaabw
2/6/2015 9:03:24 AM - reserved resource @aaabw
2/6/2015 9:03:24 AM - granted resource MediaID=@aaabw;DiskVolume=PDC4200_DDSU1_DR;DiskPool=PDC4200_DP1_DR;Path=PDC4200_DDSU1_DR;StorageServer=pdc00ddma903.ohlogistics.com;MediaServer=pdc00nbua801w
2/6/2015 9:03:25 AM - Info bpdm(pid=34928) started
2/6/2015 9:03:25 AM - started process bpdm (34928)
2/6/2015 9:03:54 AM - Error nbreplicate(pid=7908) ReplicationJob::Replicate: Replication failed for backup id PDC00IESW101W_1423160571: media manager - system error occurred (174)
2/6/2015 9:03:54 AMReplicate failed for backup id PDC00IESW101W_1423160571 with status 174
2/6/2015 9:03:54 AM - end operation
no images were successfully processed(191)