Bench update error v13

Traceback (most recent call last):
  File "/usr/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/usr/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 104, in <module>
    main()
  File "/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 19, in main
    click.Group(commands=commands)(prog_name='bench')
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 829, in __call                                                                                        __
    return self.main(*args, **kwargs)
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 1259, in invok                                                                                        e
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 1259, in invok                                                                                        e
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 1066, in invok                                                                                        e
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/home/frappe/frappe-bench/env/lib/python3.6/site-packages/click/decorators.py", line 21, in n                                                                                        ew_func
    return f(get_current_context(), *args, **kwargs)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/commands/__init__.py", line 27, in _func
    ret = f(frappe._dict(ctx.obj), *args, **kwargs)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/commands/site.py", line 309, in migrate
    skip_search_index=skip_search_index
  File "/home/frappe/frappe-bench/apps/frappe/frappe/migrate.py", line 67, in migrate
    frappe.modules.patch_handler.run_all(skip_failing)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/modules/patch_handler.py", line 41, in run_all
    run_patch(patch)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/modules/patch_handler.py", line 30, in run_patch
    if not run_single(patchmodule = patch):
  File "/home/frappe/frappe-bench/apps/frappe/frappe/modules/patch_handler.py", line 71, in run_singl                                                                                        e
    return execute_patch(patchmodule, method, methodargs)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/modules/patch_handler.py", line 91, in execute_p                                                                                        atch
    frappe.get_attr(patchmodule.split()[0] + ".execute")()
  File "/home/frappe/frappe-bench/apps/erpnext/erpnext/patches/v12_0/purchase_receipt_status.py", lin                                                                                        e 29, in execute
    pr_doc.update_billing_status(update_modified=False)
  File "/home/frappe/frappe-bench/apps/erpnext/erpnext/stock/doctype/purchase_receipt/purchase_receip                                                                                        t.py", line 500, in update_billing_status
    if d.purchase_invoice and d.purchase_invoice_item:
AttributeError: 'PurchaseReceiptItem' object has no attribute 'purchase_invoice'

Any ideas?