UserAgent: Mozilla/5.0 (Windows NT 6.1; rv:52.0) Gecko/20100101 Firefox/52.0
Platform: platform: 9459.0.0 (Official Build) dev-channel cyan test

Steps to reproduce the problem:
1. Plug-in USB storage or MicroSD with office files (external storage).
2. Open a word/excel/powerpoint file from external storage and click it to open (default app: OfficeSuitePro)

What is the expected behavior?
File opened via OfficeSuitePro normally

What went wrong?
File can't be opened, permission denied or Error

WebStore page: https://play.google.com/store/apps/details?id=com.mobisystems.editor.office_with_reg

Did this work before? N/A 

Chrome version: 59.0.3068.1  Channel: n/a
OS Version: R59-9459.0.0
Flash Version: Shockwave Flash 25.0 r0
 

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