599455 - Incorrect error message shown when creating account

Status: RESOLVED DUPLICATE of bug 599451

(Firefox :: Sync, defect)

Description

[Ayan Shah[:ashah]]

Seen on todays Firefox nightly

STR:
1. Open the preferences pane and go to sync.
2. Click on Setup Firefox Sync
3. Click on create new account
4. Enter all information and see that the continue button is enabled
5. Remove the email address and see that the continue button still remains
enabled.
6. Click on continue. 
7. Enter sync key and click continue
8. Enter the words in captcha and click contibue

Actual result:
UI shows "Unknown Error" (See screenshot attached)

Expected result:UI should give me the correct reason for error(like the email address not present in this case)

Comment 1

[Ayan Shah[:ashah]]

Attachment: screenshot

Comment 2

[Philipp von Weitershausen [:philikon]]

Bug 596697 seems related.

Comment 3

[Philipp von Weitershausen [:philikon]]

Of course it shouldn't have let you go as far as the captcha without a valid email address in the first place. There's no point in providing error messages for scenarios that shouldn't happen at all, so I'm resolving this as a dupe.