SOLVED ERPNEXT 11 not create json after create doctype

related to this issues :

Folders not created for doctype even when developer_mode is set to 1

or 

Custom field on doctype can not be un-checked

or 

docType folder not created on frappe 11 and erpnext 11

or 

doctype folder change to custom folder

or 

developer_mode change custom doctype to json file 

The solution is  :

1. set developer_mode 1, dont forget to restart the bech
2. goto your doctype, then Customize Form
3. export customization, the json will be store on custom folder, then you're ready to migrate if you want.

..show all:.

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related to this issues :

Folders not created for doctype even when developer_mode is set to 1

or 

Custom field on doctype can not be un-checked

or 

docType folder not created on frappe 11 and erpnext 11

or 

doctype folder change to custom folder

or 

developer_mode change custom doctype to json file 

The solution is  :

1. set developer_mode 1, dont forget to restart the bech
2. goto your doctype, then Customize Form
3. export customization, the json will be store on custom folder, then you're ready to migrate if you want.