Import CoA with ERPNext v12

How to resolve this issue? What does it mean?

Please type some additional information that could help us reproduce this issue:
App Versions
“erpnext”: “12.0.7”,
“erpnext_support”: “0.0.2”,
“frappe”: “12.0.7”,
“journeys”: “0.0.1”
Form/Chart of Accounts Importer/Chart of Accounts Importer
Error Report
Traceback (most recent call last):
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/frappe/frappe/”, line 60, in application
response = frappe.api.handle()
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/frappe/frappe/”, line 55, in handle
return frappe.handler.handle()
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/frappe/frappe/”, line 21, in handle
data = execute_cmd(cmd)
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/frappe/frappe/”, line 56, in execute_cmd
return, **frappe.form_dict)
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/frappe/frappe/”, line 1036, in call
return fn(*args, **newargs)
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/erpnext/erpnext/accounts/doctype/chart_of_accounts_importer/”, line 63, in get_coa
forest = build_forest(generate_data_from_csv(file_name))
File “/home/frappe/benches/bench-version-12-2019-08-20/apps/erpnext/erpnext/accounts/doctype/chart_of_accounts_importer/”, line 52, in generate_data_from_csv
if not row[2]: row[2] = row[1]
IndexError: list index out of range
Request Data
“type”: “POST”,
“args”: {
“file_name”: “/private/files/3008_Chart_of_Accounts_Importer.csv”,
“parent”: “Tous les comptes”,
“doctype”: “Chart of Accounts Importer”,
“is_root”: true
“headers”: {},
“url”: “/api/method/erpnext.accounts.doctype.chart_of_accounts_importer.chart_of_accounts_importer.get_coa”
Response JSON

The data needs to be reviewed before we can comment why this occurred…

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