I am seeing similar error when trying to take snapshot through SMO
--[ INFO] SD-00017: Finished storage discovery for /cmadbf.
--[ INFO] SD-00001: Beginning snapshot with name smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0 for [cmadbf_SdDg, cmaarch_SdDg].
--[ERROR] FLOW-11019: Failure in CreateSnapshotForBucket: SD-00003: Error creating snapshot: SD-10016: Error executing snapdrive command "/usr/sbin/snapdrive snap create -vg cmaarch_SdDg -vg cmadbf_SdDg -snapname smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0 -unrelated": Starting snap create /dev/mapper/cmaarch_SdDg, /dev/mapper/cmadbf_SdDg
WARNING: DO NOT CONTROL-C!
If snap create is interrupted, incomplete snapdrive
generated data may remain on the filer volume(s)
which may interfere with other snap operations.
0001-123 Admin error: Failed to create snapshot smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0.CREATE_INCOMPLETE_03292011_101106 on filer XXXj-netapp02 volume lnx2_XXXtcma_arch : Snapshot operation failed: No space left on device.
.
--[ERROR] FLOW-11010: Operation transitioning to abort due to prior failure.
--[ WARN] FLOW-11011: Operation aborted
--[ERROR] FLOW-11008: Operation failed: SD-00003: Error creating snapshot: SD-10016: Error executing snapdrive command "/usr/sbin/snapdrive snap create -vg cmaarch_SdDg -vg cmadbf_SdDg -snapname smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0 -unrelated": Starting snap create /dev/mapper/cmaarch_SdDg, /dev/mapper/cmadbf_SdDg
WARNING: DO NOT CONTROL-C!
If snap create is interrupted, incomplete snapdrive
generated data may remain on the filer volume(s)
which may interfere with other snap operations.
0001-123 Admin error: Failed to create snapshot smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0.CREATE_INCOMPLETE_03292011_101106 on filer XXXj-netapp02 volume lnx2_XXXtxxx_arch : Snapshot operation failed: No space left on device.
.
--[ERROR] SMO-13032: Cannot perform operation: Backup Create. Root cause: SMO-11004: Error creating snapshot: FLOW-11019: Failure in CreateSnapshotForBucket: SD-00003: Error creating snapshot: SD-10016: Error executing snapdrive command "/usr/sbin/snapdrive snap create -vg cmaarch_SdDg -vg cmadbf_SdDg -snapname smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0 -unrelated": Starting snap create /dev/mapper/cmaarch_SdDg, /dev/mapper/cmadbf_SdDg
WARNING: DO NOT CONTROL-C!
If snap create is interrupted, incomplete snapdrive
generated data may remain on the filer volume(s)
which may interfere with other snap operations.
0001-123 Admin error: Failed to create snapshot smo_dbrestore_psprod_f_c_1_ff8080812f01f3a8012f01f3abd20001_0.CREATE_INCOMPLETE_03292011_101106 on filer xxxj-netapp02 volume lnx2_xxxtxx_arch : Snapshot operation failed: No space left on device.
--[ INFO] SMO-07131: Unlocked database for SnapManager operations - removed lock file "/u01/app/oracle/product/10.2.0/db_1/dbs/.sm_lock_psprod" on host svr-ps-ldb02.cli.ad.
--[ INFO] SMO-07433: Returning the database to its initial state: psprod(OPEN).
--[ INFO] ORACLE-20000: Changing state for database instance psprod from MOUNTED to OPEN.
--[ INFO] ORACLE-20032: Opening database psprod with READ WRITE option.
--[ INFO] SMO-13039: Successfully aborted operation: Backup Create
--[ERROR] SMO-13048: Backup Create Operation Status: FAILED
--[ INFO] SMO-13049: Elapsed Time: 0:00:46.914
I have checked there is suffecient space for snapshots on the volume.