We would like to recommend you learning a visual and detailed instruction on how to integrate other resources with ONLYOFFICE Documents
(like Box, Dropbox, Google, OneDrive, SharePoint, Yandex), please, follow the link below:http://helpcenter.onlyoffice.com/tipstricks/add-resource.aspx
If it doesn't solve the issue, please, contact us once again and specify the following details:
1) The step-by-step scenario of your actions.
2) The concrete moment the problem occurrs in.
3) Also, please, attach the screenshot which illustrates the issue mentioned.