I have doctpe new which has linked filed from two other doctypes

i have 3 doctype
1. job category doctype
category id categoryname
1 Admin
2. ICT
2. Job tile doctype
job title id category id(linked field) job tile
1 1 (Administrative) Accountant
2. 2 (ICT) software developer
3 2(ICT) network administrator

new doctype
empid empname jobcategoryid(linked) jobtitle (like)
1 employe1 2(ICT) 2(software developer)

but the problem is when i listview employee doctype it shows the following error
pymysql.err.OperationalError: (1066, “Not unique table/alias: ‘tabUnitJob’”)

i assume the error the same table two time different column during select

App Versions

{
	"frappe": "14.30.0"
}

Route

List/new/List

Traceback

Traceback (most recent call last):
  File "apps/frappe/frappe/app.py", line 66, in application
    response = frappe.api.handle()
  File "apps/frappe/frappe/api.py", line 54, in handle
    return frappe.handler.handle()
  File "apps/frappe/frappe/handler.py", line 45, in handle
    data = execute_cmd(cmd)
  File "apps/frappe/frappe/handler.py", line 83, in execute_cmd
    return frappe.call(method, **frappe.form_dict)
  File "apps/frappe/frappe/__init__.py", line 1607, in call
    return fn(*args, **newargs)
  File "apps/frappe/frappe/__init__.py", line 789, in wrapper_fn
    retval = fn(*args, **get_newargs(fn, kwargs))
  File "apps/frappe/frappe/desk/reportview.py", line 29, in get
    data = compress(execute(**args), args=args)
  File "apps/frappe/frappe/desk/reportview.py", line 65, in execute
    return DatabaseQuery(doctype).execute(*args, **kwargs)
  File "apps/frappe/frappe/model/db_query.py", line 202, in execute
    result = self.build_and_run()
  File "apps/frappe/frappe/model/db_query.py", line 242, in build_and_run
    return frappe.db.sql(
  File "apps/frappe/frappe/database/database.py", line 219, in sql
    self._cursor.execute(query, values)
  File "env/lib/python3.10/site-packages/pymysql/cursors.py", line 148, in execute
    result = self._query(query)
  File "env/lib/python3.10/site-packages/pymysql/cursors.py", line 310, in _query
    conn.query(q)
  File "env/lib/python3.10/site-packages/pymysql/connections.py", line 548, in query
    self._affected_rows = self._read_query_result(unbuffered=unbuffered)
  File "env/lib/python3.10/site-packages/pymysql/connections.py", line 775, in _read_query_result
    result.read()
  File "env/lib/python3.10/site-packages/pymysql/connections.py", line 1156, in read
    first_packet = self.connection._read_packet()
  File "env/lib/python3.10/site-packages/pymysql/connections.py", line 725, in _read_packet
    packet.raise_for_error()
  File "env/lib/python3.10/site-packages/pymysql/protocol.py", line 221, in raise_for_error
    err.raise_mysql_exception(self._data)
  File "env/lib/python3.10/site-packages/pymysql/err.py", line 143, in raise_mysql_exception
    raise errorclass(errno, errval)
pymysql.err.OperationalError: (1066, "Not unique table/alias: 'tabUnitJob'")

Request Data

{
	"type": "POST",
	"args": {
		"doctype": "new",
		"fields": "[\"`tabnew`.`name`\",\"`tabnew`.`owner`\",\"`tabnew`.`creation`\",\"`tabnew`.`modified`\",\"`tabnew`.`modified_by`\",\"`tabnew`.`_user_tags`\",\"`tabnew`.`_comments`\",\"`tabnew`.`_assign`\",\"`tabnew`.`_liked_by`\",\"`tabnew`.`docstatus`\",\"`tabnew`.`idx`\",\"`tabnew`.`choice1jobunit`\",\"`tabnew`.`choice1jobtitle`\",\"`tabnew`.`choice2jobunit`\",\"choice1jobunit.jobcatname as choice1jobunit_jobcatname\",\"choice1jobtitle.jobtitlename as choice1jobtitle_jobtitlename\",\"choice2jobunit.jobcatname as choice2jobunit_jobcatname\"]",
		"filters": "[]",
		"order_by": "`tabnew`.`modified` desc",
		"start": 0,
		"page_length": 20,
		"view": "List",
		"group_by": "`tabnew`.`name`",
		"with_comment_count": true
	},
	"freeze": false,
	"freeze_message": "Loading...",
	"headers": {},
	"error_handlers": {},
	"url": "/api/method/frappe.desk.reportview.get"
}

Response Data

{
	"exception": "pymysql.err.OperationalError: (1066, \"Not unique table/alias: 'tabUnitJob'\")"
}