Combining fields with different data types and string filter results in error

[sudiptog81]

How to reproduce

https://sql2geojson.herokuapp.com

/postgres/api/test?fields=id&filter=1 works
/postgres/api/test?fields=name,dev&filter=XYZ works
/postgres/api/test?fields=id,name,dev&filter=1 works
/postgres/api/test?fields=id,name,dev&filter=XYZ does not work

Stack Trace

{
    "name": "error",
    "length": 164,
    " severity": "ERROR",
    "code": "42703",
    "position": "577",
    "file": "d:\\pginstaller.auto\\postgres.windows-x64\\src\\backend\\parser\\parse_relation.c",
    "line": "3294",
    "routine": "errorMissingColumn"
};