Error: command failed: {
    "ok" : 0,
    "errmsg" : "PlanExecutor error during aggregation :: caused by :: collection dropped. UUID 81589e40-e8f1-44fe-b9a7-7f74ffbb5053",
    "code" : 175,
    "codeName" : "QueryPlanKilled",
    "$clusterTime" : {
        "clusterTime" : Timestamp(1709040950, 29),
        "signature" : {
            "hash" : BinData(0,"AAAAAAAAAAAAAAAAAAAAAAAAAAA="),
            "keyId" : NumberLong(0)
        }
    },
    "operationTime" : Timestamp(1709040950, 29)
} with original command request: {
    "aggregate" : "expression_sample_rate",
    "pipeline" : [
        {
            "$match" : {
                "$sampleRate" : 0.5
            }
        },
        {
            "$count" : "n"
        }
    ],
    "cursor" : {    },
    "lsid" : {
        "id" : UUID("2b2afcc3-5730-4baf-965e-effe829cdac1")
    },
    "$clusterTime" : {
        "clusterTime" : Timestamp(1709040950, 3),
        "signature" : {
            "hash" : BinData(0,"AAAAAAAAAAAAAAAAAAAAAAAAAAA="),
            "keyId" : NumberLong(0)
        }
    }
} on connection: connection to localhost:20003 : aggregate failed :
_getErrorWithCode@src/mongo/shell/utils.js:24:13
doassert@src/mongo/shell/assert.js:18:14
_assertCommandWorked@src/mongo/shell/assert.js:761:25
assert.commandWorked@src/mongo/shell/assert.js:855:16
DB.prototype._runAggregate@src/mongo/shell/db.js:265:12
DBCollection.prototype.aggregate@src/mongo/shell/collection.js:981:21
@jstests/core/sample_rate.js:27:30
failed to load: jstests/core/sample_rate.js