Frappe framework custom app

Hi,

im wondering why when i created a doctype in Frappe its showing:
Traceback (innermost last):
File “/home/bobzz/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 18, in savedocs
doc.save()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 231, in save
self.insert()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 211, in insert
self.run_post_save_methods()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 613, in run_post_save_methods
self.run_method(“on_update”)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 557, in run_method
return Document.hook(fn)(self, *args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 712, in composer
return composed(self, method, *args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 695, in runner
add_to_return_value(self, fn(self, *args, **kwargs))
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 551, in
fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/core/doctype/doctype/doctype.py”, line 132, in on_update
self.make_controller_template()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/core/doctype/doctype/doctype.py”, line 210, in make_controller_template
make_boilerplate(“controller.js”, self)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/modules/init.py”, line 101, in make_boilerplate
classname=doc.name.replace(" ", “”), doctype=doc.name, **opts)
KeyError: u’\n\trefresh’

Traceback (innermost last):
File “/home/bobzz/frappe-bench/apps/frappe/frappe/app.py”, line 57, in application
response = frappe.handler.handle()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/handler.py”, line 20, in handle
execute_cmd(cmd)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/handler.py”, line 37, in execute_cmd
ret = frappe.call(method, **frappe.form_dict)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/init.py”, line 801, in call
return fn(*args, **newargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 18, in savedocs
doc.save()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 231, in save
self.insert()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 211, in insert
self.run_post_save_methods()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 613, in run_post_save_methods
self.run_method(“on_update”)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 557, in run_method
return Document.hook(fn)(self, *args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 712, in composer
return composed(self, method, *args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 695, in runner
add_to_return_value(self, fn(self, *args, **kwargs))
File “/home/bobzz/frappe-bench/apps/frappe/frappe/model/document.py”, line 551, in
fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/core/doctype/doctype/doctype.py”, line 132, in on_update
self.make_controller_template()
File “/home/bobzz/frappe-bench/apps/frappe/frappe/core/doctype/doctype/doctype.py”, line 210, in make_controller_template
make_boilerplate(“controller.js”, self)
File “/home/bobzz/frappe-bench/apps/frappe/frappe/modules/init.py”, line 101, in make_boilerplate
classname=doc.name.replace(" ", “”), doctype=doc.name, **opts)

please help, thanks