Chrome Version: 58.0.3001.0 -- Dev
Chrome OS Version: 9260.0.0
Chrome OS Platform: Peppy
Network info: Eth0

Summary: AD join fails on the first attempt. 
The 'Oops something went wrong when trying to join the domain' error is displayed on the initial AD join attempt.(Screenshot attached) 
The AD Join successful message in the logs and  the computer name is added on the AD dashboard. 
On clicking the Try Again button the Join Device to domain screen is displayed with the Computer name and Username pre-filled, on adding password and clicking Next --> the Enterprise Enrollment successful screen is displayed. 

I 
Steps To Reproduce(same as above):
(1) Ctrl _Alt+ Shift+ A. Provide the credentials
(2) On the Join Device to domain screen, enter a computer Name and Username/password and click Next.--> the Oops Error is displayed.
3) Click Try Again--> the Join Device to domain screen is displayed with the Computer name and Username pre-filled.
4) Enter the password and Click Next --> the Enterprise Enrollment successful screen is displayed.


This does not occur on (R57 dev:9202.18.0:57.0.2987.32)
 

Chrome Version: 58.0.3001.0 -- Dev
Chrome OS Version: 9260.0.0
Chrome OS Platform: Peppy
Network info: WiFi

Summary: AD join fails on the first attempt. 
The 'Oops something went wrong when trying to join the domain' error is displayed on the initial AD join attempt.(Screenshot attached) 
But 'AD Join successful message' is displayed in the messages logs and  the computer name is added to the AD dashboard. 

On clicking the Try Again button, the 'Join Device to domain' screen is displayed with the Computer name and Username pre-filled, 
On adding password and clicking Next --> the Enterprise Enrollment successful screen is displayed. 

Steps To Reproduce(same as above):
(1) Ctrl _Alt+ Shift+ A. Provide the credentials
(2) On the Join Device to domain screen, enter a computer Name and Username/password and click Next.--> the Oops Error is displayed.
3) Click Try Again--> the Join Device to domain screen is displayed with the Computer name and Username pre-filled.
4) Enter the password and Click Next --> the Enterprise Enrollment successful screen is displayed.

This does not occur on (R57 dev:9202.18.0:57.0.2987.32)