Error during install frappe translator on v11

Installing translator…
Traceback (most recent call last):
File “/usr/lib/python2.7/runpy.py”, line 174, in _run_module_as_main
main”, fname, loader, pkg_name)
File “/usr/lib/python2.7/runpy.py”, line 72, in _run_code
exec code in run_globals
File “/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 97, in
main()
File “/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py”, line 18, in main
click.Group(commands=commands)(prog_name=‘bench’)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 764, in call
return self.main(*args, **kwargs)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 717, in main
rv = self.invoke(ctx)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 956, in invoke
return ctx.invoke(self.callback, **ctx.params)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py”, line 555, in invoke
return callback(*args, **kwargs)
File “/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/decorators.py”, line 17, in new_func
return f(get_current_context(), *args, **kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/commands/init.py”, line 25, in _func
ret = f(frappe._dict(ctx.obj), *args, **kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/commands/site.py”, line 168, in install_app
_install_app(app, verbose=context.verbose)
File “/home/frappe/frappe-bench/apps/frappe/frappe/installer.py”, line 145, in install_app
sync_for(name, force=True, sync_everything=True, verbose=verbose, reset_permissions=True)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/sync.py”, line 56, in sync_for
reset_permissions=reset_permissions, for_sync=True)
File “/home/frappe/frappe-bench/apps/frappe/frappe/modules/import_file.py”, line 65, in import_file_by_path
ignore_version=ignore_version, reset_permissions=reset_permissions)
File “/home/frappe/frappe-bench/apps/frappe/frappe/modules/import_file.py”, line 100, in import_doc
doc = frappe.get_doc(docdict)
File “/home/frappe/frappe-bench/apps/frappe/frappe/init.py”, line 730, in get_doc
doc = frappe.model.document.get_doc(*args, **kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py”, line 69, in get_doc
return controller(*args, **kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py”, line 113, in init
super(Document, self).init(kwargs)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 54, in init
self.update(d)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 77, in update
self.set(key, value)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 124, in set
self.extend(key, value)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 161, in extend
self.append(key, v)
File “/home/frappe/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 155, in append
self.name, str(type(value))[1:-1], value)
ValueError: Document for field “field_order” attached to child table of “Contributed Translation” must be a dict or BaseDocument, not type ‘unicode’ (verified)