Unable to Load sample buckets

Loading sample bucket travel-sample failed. Samples loader exited with status 1.

Loader's output was:

2021-03-31T05:57:36.372-07:00 (REST) (Attempt 1) (GET) Dispatching request to 'http://10.112.205.101:8091/pools/default/nodeServices'

2021-03-31T05:57:36.373-07:00 (REST) (Attempt 1) (GET) (200) Received response from 'http://10.112.205.101:8091/pools/default/nodeServices'

2021-03-31T05:57:36.373-07:00 (REST) (Attempt 1) (GET) Dispatching request to 'http://10.112.205.101:8091/pools'

2021-03-31T05:57:36.374-07:00 (REST) (Attempt 1) (GET) (200) Received response from 'http://10.112.205.101:8091/pools'

2021-03-31T05:57:36.374-07:00 (REST) (Attempt 1) (GET) Dispatching request to 'http://10.112.205.101:8091/pools/default'

2021-03-31T05:57:36.378-07:00 (REST) (Attempt 1) (GET) (200) Received response from 'http://10.112.205.101:8091/pools/default'

2021-03-31T05:57:36.379-07:00 (REST) Successfully connected to cluster | {"enterprise":true,"uuid":"1ec00c33f1999566c5668b019961d3df","version":{"min_version":"7.0.0","is_mixed_cluster":false}}

2021-03-31T05:57:36.511-07:00 (REST) (Attempt 1) (GET) Dispatching request to 'http://10.112.205.101:8091/pools/default/buckets/travel-sample'

2021-03-31T05:57:36.511-07:00 (REST) (Attempt 1) (GET) (404) Received response from 'http://10.112.205.101:8091/pools/default/buckets/travel-sample'

2021-03-31T05:57:36.512-07:00 WARN: (REST) (Attempt 1) (GET) Request to endpoint '/pools/default/buckets/travel-sample' failed with status code 404 -- rest.(*Request).Execute() at request.go:144

2021-03-31T05:57:36.512-07:00 (Plan) (Bucket) Creating remote bucket 'travel-sample' if it does not exist

2021-03-31T05:57:36.512-07:00 (REST) (Attempt 1) (GET) Dispatching request to 'http://10.112.205.101:8091/pools/default/buckets/travel-sample'

2021-03-31T05:57:36.512-07:00 (REST) (Attempt 1) (GET) (404) Received response from 'http://10.112.205.101:8091/pools/default/buckets/travel-sample'

2021-03-31T05:57:36.512-07:00 WARN: (REST) (Attempt 1) (GET) Request to endpoint '/pools/default/buckets/travel-sample' failed with status code 404 -- rest.(*Request).Execute() at request.go:144

2021-03-31T05:57:36.512-07:00 Bucket travel-sample does not exist, creating one with the specified settings

2021-03-31T05:57:36.512-07:00 (REST) (Attempt 1) (POST) Dispatching request to 'http://10.112.205.101:8091/pools/default/buckets'

2021-03-31T05:57:36.514-07:00 (REST) (Attempt 1) (POST) (400) Received response from 'http://10.112.205.101:8091/pools/default/buckets'

2021-03-31T05:57:36.514-07:00 WARN: (REST) (Attempt 1) (POST) Request to endpoint '/pools/default/buckets' failed with status code 400 -- rest.(*Request).Execute() at request.go:144

2021-03-31T05:57:36.514-07:00 JSON import failed: failed to execute cluster operations: failed to execute bucket operation for bucket 'travel-sample': failed to automatically create bucket 'travel-sample': failed to create bucket 'travel-sample': failed to execute request: {"errors":{"storage_mode":"storage backend must be couchstore or magma","durability_min_level":"Durability minimum level must be one of 'none', 'majority', 'majorityAndPersistActive', or 'persistToMajority'","replicaNumber":"Warning: you do not have enough data servers to support this number of replicas."},"summaries":{"ramSummary":{"total":734003200,"otherBuckets":267386880,"nodesCount":1,"perNodeMegs":200,"thisAlloc":209715200,"thisUsed":0,"free":256901120},"hddSummary":{"total":19828572160,"otherData":8210498667,"otherBuckets":117501640,"thisUsed":0,"free":11500571853}}}

JSON import failed: {"errors":{"storage_mode":"storage backend must be couchstore or magma","durability_min_level":"Durability minimum level must be one of 'none', 'majority', 'majorityAndPersistActive', or 'persistToMajority'","replicaNumber":"Warning: you do not have enough data servers to support this number of replicas."},"summaries":{"ramSummary":{"total":734003200,"otherBuckets":267386880,"nodesCount":1,"perNodeMegs":200,"thisAlloc":209715200,"thisUsed":0,"free":256901120},"hddSummary":{"total":19828572160,"otherData":8210498667,"otherBuckets":117501640,"thisUsed":0,"free":11500571853}}}