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Error:An exception occured within the extrenal code called by a Call Library Node. What does this mean?

I have a video input with a clock delay and a graph that has delayed inputs. They run simutaneously. The video stops first and then this error pops up. I have tried changing the clock delays for both but neither are working. Could any one help?
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> Error:An exception occured within the extrenal code called by a Call
> Library Node. What does this mean?
>

This means that the DLL or library threw an uncaught exception, which LV
then caught. Various reasons for this include dereferencing a bad
pointer, executing an illegal instruction, turning on some other
exceptions such as signalling NaNs and performing math that creates one.
Finally, if the DLL calls code that throws an exception in a low
memory situation or something similar, then the DLL should catch it,
otherwise catches it to avoid it crashing the executable.

Greg McKaskle
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What if it tells you is stops at a particular vi, such as "Read jpeg file.vi"? I am trying to convert my imaq images using the "Picture.vi" file found on the website but i am getting a similar error to the one above.
LV 6.1, 8.2, 8.5, 8.6 beta
Fieldpoint
DAQmx
IMAQ Vision
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Message 3 of 4
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What if it tells you it stops at a particular vi, such as "Read jpeg file.vi"? I am trying to convert my imaq images using the "Picture.vi" file found on the website but i am getting a similar error to the one above.
LV 6.1, 8.2, 8.5, 8.6 beta
Fieldpoint
DAQmx
IMAQ Vision
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Message 4 of 4
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