Getting Error:builtins.ImportError: Module import failed for Wiki Page, the DocType you're trying to open might be deleted. Error: No module named 'frappe.core.doctype.wiki_page' while install wiki in the latest version of Frappe

[Hamza-ALsaqaf]

Installing wiki...
An error occurred while installing wiki: Module import failed for Wiki Page, the DocType you're trying to open might be deleted.
Error: No module named 'frappe.core.doctype.wiki_page'
Traceback with variables (most recent call last):
File "apps/frappe/frappe/commands/site.py", line 452, in install_app
_install_app(app, verbose=context.verbose, force=force)
context = {'sites': ['site1.local'], 'force': False, 'verbose': False, 'profile': False}
apps = ('wiki',)
force = False
_install_app = <function install_app at 0x7f1c848d1260>
filelock = <function filelock at 0x7f1c848a3060>
exit_code = 0
site = 'site1.local'
app = 'wiki'
err = ImportError("Module import failed for Wiki Page, the DocType you're trying to open might be deleted.\nError: No module named 'frappe.core.doctype.wiki_page'")
File "apps/frappe/frappe/installer.py", line 322, in install_app
frappe.get_attr(after_install)()
name = 'wiki'
verbose = False
set_as_patched = True
force = False
sync_jobs = <function sync_jobs at 0x7f1c8470bd80>
sync_for = <function sync_for at 0x7f1c8471cb80>
sync_customizations = <function sync_customizations at 0x7f1c86011260>
sync_fixtures = <function sync_fixtures at 0x7f1c8471cea0>
app_hooks = {'add_to_apps_screen': [{'name': 'wiki', 'logo': '/assets/wiki/images/wiki-logo.png', 'title': 'Wiki', 'route': '/app/wiki'}], 'after_install': ['wiki.install.after_install'], 'after_migrate': ['wiki.wiki.doctype.wiki_page.search.rebuild_index_in_background'], 'app_color': ['grey'], 'app_description': ['Simple Wiki App'], 'app_email': ['[email protected]'], 'app_icon': ['octicon octicon-file-directory'], 'app_license': ['MIT'], 'app_name': ['wiki'], 'app_publisher': ['Frappe'], 'app_title': ['Wiki'], 'page_renderer': ['wiki.wiki.doctype.wiki_page.wiki_renderer.WikiPageRenderer'], 'scheduler_events': {'cron': {'*/15 * * * *': ['wiki.wiki.doctype.wiki_page.search.rebuild_index_in_background']}}, 'website_route_rules': [{'from_route': '/path:wiki_page/edit-wiki', 'to_route': '/edit'}, {'from_route': '/path:wiki_page/new-wiki', 'to_route': '/new'}, {'from_route': '/path:wiki_page/revisions', 'to_route': '/revisions'}]}
installed_apps = ['frappe', 'erpnext', 'hrms', 'acs']
after_install = 'wiki.install.after_install'
File "apps/wiki/wiki/install.py", line 10, in after_install
page = frappe.new_doc("Wiki Page")
File "apps/frappe/frappe/init.py", line 1197, in new_doc
new_doc = get_new_doc(doctype, parent_doc, parentfield, as_dict=as_dict)
doctype = 'Wiki Page'
parent_doc = None
parentfield = None
as_dict = False
kwargs = {}
get_new_doc = <function get_new_doc at 0x7f1c83c81260>
File "apps/frappe/frappe/model/create_new.py", line 22, in get_new_doc
frappe.local.new_doc_templates[doctype] = make_new_doc(doctype)
doctype = 'Wiki Page'
parent_doc = None
parentfield = None
as_dict = False
File "apps/frappe/frappe/model/create_new.py", line 35, in make_new_doc
doc = frappe.get_doc({"doctype": doctype, "__islocal": 1, "owner": frappe.session.user, "docstatus": 0})
doctype = 'Wiki Page'
File "apps/frappe/frappe/init.py", line 1340, in get_doc
doc = frappe.model.document.get_doc(*args, **kwargs)
args = ({'doctype': 'Wiki Page', '__islocal': 1, 'owner': 'Administrator', 'docstatus': 0},)
kwargs = {}
frappe = <module 'frappe' from 'apps/frappe/frappe/init.py'>
File "apps/frappe/frappe/model/document.py", line 83, in get_doc
controller = get_controller(doctype)
args = ({'doctype': 'Wiki Page', '__islocal': 1, 'owner': 'Administrator', 'docstatus': 0},)
kwargs = {'doctype': 'Wiki Page', '__islocal': 1, 'owner': 'Administrator', 'docstatus': 0}
doctype = 'Wiki Page'
File "apps/frappe/frappe/model/base_document.py", line 70, in get_controller
site_controllers[doctype] = import_controller(doctype)
doctype = 'Wiki Page'
site_controllers = {'Module Def': <class 'frappe.core.doctype.module_def.module_def.ModuleDef'>, 'DocField': <class 'frappe.core.doctype.docfield.docfield.DocField'>, 'DocPerm': <class 'frappe.core.doctype.docperm.docperm.DocPerm'>, 'DocType Link': <class 'frappe.core.doctype.doctype_link.doctype_link.DocTypeLink'>, 'System Settings': <class 'frappe.core.doctype.system_settings.system_settings.SystemSettings'>, 'Notification Settings': <class 'frappe.desk.doctype.notification_settings.notification_settings.NotificationSettings'>, 'DefaultValue': <class 'frappe.core.doctype.defaultvalue.defaultvalue.DefaultValue'>, 'Payment Reconciliation': <class 'erpnext.accounts.doctype.payment_reconciliation.payment_reconciliation.PaymentReconciliation'>, 'Customize Form': <class 'frappe.custom.doctype.customize_form.customize_form.CustomizeForm'>, 'DocType Action': <class 'frappe.core.doctype.doctype_action.doctype_action.DocTypeAction'>, 'DocType State': <class 'frappe.core.doctype.doctype_state.doctype_state.DocTyp...
File "apps/frappe/frappe/model/base_document.py", line 95, in import_controller
module = load_doctype_module(doctype, module_name)
doctype = 'Wiki Page'
Document = <class 'frappe.model.document.Document'>
NestedSet = <class 'frappe.utils.nestedset.NestedSet'>
module_name = 'Core'
doctype_info = None
module_path = None
class_overrides = {'Address': ['erpnext.accounts.custom.address.ERPNextAddress'], 'Employee': ['hrms.overrides.employee_master.EmployeeMaster'], 'Timesheet': ['hrms.overrides.employee_timesheet.EmployeeTimesheet'], 'Payment Entry': ['hrms.overrides.employee_payment_entry.EmployeePaymentEntry'], 'Project': ['hrms.overrides.employee_project.EmployeeProject']}
File "apps/frappe/frappe/modules/utils.py", line 258, in load_doctype_module
raise ImportError(msg) from e
doctype = 'Wiki Page'
module = 'Core'
prefix = ''
suffix = ''
app = 'frappe'
key = ********
module_name = 'frappe.core.doctype.wiki_page.wiki_page'
msg = "Module import failed for Wiki Page, the DocType you're trying to open might be deleted.\nError: No module named 'frappe.core.doctype.wiki_page'"
builtins.ImportError: Module import failed for Wiki Page, the DocType you're trying to open might be deleted.
Error: No module named 'frappe.core.doctype.wiki_page'

[BreadGenie]

you can do a force install of Wiki to fix this

duplicate of #264