I think is a rare and new behaviour on simulation: when I run firebug and I click over almost every object it hangs with the message:
“child.id is undefined
Line 434″
1 answer
Hi Mario, seems you have turned on the “Break on Error” option in Firebug.
There was an error thrown as long as child.id is undefined, however this error was caught by the surrounding try…catch block. So it was an error under control and you can just ignore it. It should not affect your simulation if you turn off the “Break on Error” option in Firebug or close Firebug entirely.
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