[Zope] How to eliminate the traceback in the error message screen?

[angie tel]

When i key in the duplicate record ZOPE will prompt out the duplicate error 
message, actually i can just modified the top part of this error message 
screen but i want to eliminate the traceback show on the bottom of the page 
but i dont know where to modify it.
Please let me know as soon as possible. Thank You very much!!!!





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