UserAgent: Mozilla/5.0 (X11; CrOS x86_64 11606.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3673.0 Safari/537.36
Platform: 11606.0.0 (Official Build) canary-channel eve

Steps to reproduce the problem:
1. Create more than one network share (smb)
2. Restart
3. Second dialog to prompt for credentials is blank
4. Upon dismissal of blank dialog, File Manager window is closed

What is the expected behavior?
Dialog box is not blank, and File Manager does not exit when the dialog is dismissed

What went wrong?
File Manager closes

Did this work before? N/A 

Chrome version: 73.0.3673.0  Channel: canary
OS Version: 11606.0.0
Flash Version: 32.0.0.114

I am in dev mode, would clear the shares if I could determine the steps to do so. Unable to attach screen shots as I cannot open the native file manager.