## WeBWorK Problems

### Re: image and unique alias issue

by Michael Gage -
Number of replies: 0
Alex,

It looks like you are not using the problemIdentifierPrefix feature of the iframe API. If you insert the number of the problem in there it avoid the problem you are seeing. I remember putting this in specifically to allow the exact same problem file to be used several times in an HTML page.

&lt; iframe width="800" height="400" src="https://demo.webwork.rochester.edu/webwork2/html2xml?
/iframe>