[Building Sakai] weird bug in assignments: it's showing the

Charles Hedrick hedrick at rutgers.edu
Wed Feb 23 11:15:14 PST 2011


OK, so it's now happening at at least 3 places. Any commonality in sakai versions? We hadn't seen it under 2.7.0, but are seeing it in 2.7.1.

Yes, they are inline text, not attachments.

What's happening is the following:

instructor hits "next"
new screen comes up with text from old screen in FCK
instructor does next or previous
an automatic save occurs. The contents of FCK are saved as feedback, i.e. Sakai thinks it's a version of the student's assignment with instructor comments

The database shows the correct submission, but the wrong one as feedback.
If you go back to the assignment in the UI, you'll see the wrong data, because when feedback exists, the UI will show it rather than the original submission.

We think other data such as grade may also be duplicated, but we can't be sure yet.

I don't see how having another window open would have any effect. The instructor is going from one student to another in the same window. I understand that doing that isn't safe, but it wold require a very strange and unlikely pattern of actions in the two windows to cause this effect.

It's happened enough that I consider it a crisis.


On Feb 23, 2011, at 12:38 PM, Jeon,Sanghyun Seo wrote:

> Hello,
>  
> We, University of Florid, are having the exact same problem, which happened yesterday.
> That’s for inline assignments, not attachments as well as unlimited submissions.
> The instructor claimed that he knew there was a problem as soon as he opened it, because the student names did not match up.
> He even did not try to give any inline comments or scores due to this error.
> But he admitted that there could have been another browser open.
>  
> My question is that which database table stores student’s view content and which one stores instructor’s view content.
> When I logged in as Student A, Student A’s submission contains “content A”, and Student B’s submission contains “content B”, which are correct.
> However,
> when I logged in as instructor, then Student A had “content A”, which is right, but Student B also has “content A”, which is wrong.
> Since student’s view contents are correct for both case, but instructor’s view contents are different, I would like to start to investigate the db first.
> If you know any related java classes, please let us know that too.
> Thank you in advance.
>  
> Sanghyun

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