AWS DMS Migration task Source MongoDB and Target RDS Postgres

From few week all DMS tasks were successfully running, but now after full loads is completed and ongoing replication starts after few seconds this error comes:

Replication task has failed. Reason: Last Error Error reading the database log. Task error notification received from subtask 0, thread 0 [reptask/replicationtask.c:2880] [1020460] Error executing source loop; Stream component failed at subtask 0, component st_0_YF7WZ2RCSVJ5YSNKTAJBYWAUWT3T7WKW4CXV6BA; Stream component 'st_0_YF7WZ2RCSVJ5YSNKTAJBYWAUWT3T7WKW4CXV6BA' terminated [reptask/replicationtask.c:2888] [1020460] Stop Reason FATAL_ERROR Error Level FATAL.

Error in Cloud watch logs

[SOURCE_CAPTURE  ]E:  Expected to read 4 operations as part of transaction '
{
    "lsid": {
        "id": {
            "$binary": {
                "base64": "Gn5w6RP****sSG1w==",
                "subType": "04"
            }
        },
        "uid": {
            "$binary": {
                "base64": "c5zE0wpKRhgcs6YLEzR******LVUqMjMseoKo=",
                "subType": "00"
            }
        }
    },
    "txnNumber": {
        "$numberLong": "1"
    }
}
' but read 2 [1020460]  (change_streams_capture.c:894)
2022-07-10T12:31:24 [SOURCE_CAPTURE ]E: Expected to read 4 operations as part of transaction '{ "lsid" : { "id" : { "$binary" : { "base64": "Gn5w6DMW*****PsSG1w==", "subType" : "04" } }, "uid" : { "$binary" : { "base64": "c5zE0wpKRhgcs6****8Gynk4RLVUqMjMseoKo=", "subType" : "00" } } }, "txnNumber" : { "$numberLong" : "1"} }' but read 2 [1020460] (change_streams_capture.c:894)

[SOURCE_CAPTURE  ]I:  Destroying mongoc client: '22360472577088'  (mongodb_imp.c:1161
Destroying mongoc oplog client: '22360472609024'  (mongodb_imp.c:1168)
[SOURCE_CAPTURE  ]E:  Error executing source loop [1020460]  (streamcomponent.c:1872)