Caught an error while attempting to run AST visitor!

[bedoflex]

Caught an error while attempting to run AST visitor!

node = {
"type": "FunctionExpression",
"start": 220304,
"end": 220325,
"range": [
220304,
220325
],
"id": null,
"expression": false,
"generator": false,
"async": false,
"params": [
{
"type": "Identifier",
"start": 220313,
"end": 220322,
"range": [
220313,
220322
],
"name": "_0x4e42e3"
}
],
"body": {
"type": "BlockStatement",
"start": 220323,
"end": 220325,
"range": [
220323,
220325
],
"body": []
}
}
err = TypeError: Cannot read properties of undefined (reading 'type')