ERROR Exception processing

[sagargaigol07]

Hi Team, we have followed this document https://cloudcustodian.io/docs/aws/resources/ebs.html#modify for volume encryption.
We are getting below error.

2023-01-20 16:45:00,938: custodian.ebs:ERROR Exception processing instance:i-08xxxxxxxxx. volset: [{'Attachments': [{'AttachTime': datetime.datetime(2023, 1, 20, 8, 24, 51, tzinfo=tzutc()), 'Device': '/dev/xvda', 'InstanceId': 'i-08997ea5a47cb5f09', 'State': 'attached', 'VolumeId': 'vol-0xxxxxxxxxxxx', 'DeleteOnTermination': True}], 'AvailabilityZone': 'us-east-1b', 'CreateTime': datetime.datetime(2023, 1, 20, 8, 24, 51, 419000, tzinfo=tzutc()), 'Encrypted': False, 'Size': 8, 'SnapshotId': 'snap-09xxxxxxxxxx', 'State': 'in-use', 'VolumeId': 'vol-02xxxxxxxxx ', 'Iops': 100, 'VolumeType': 'gp2', 'MultiAttachEnabled': False, 'c7n:MatchedFilters': ['Encrypted']}]
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