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The Evaluate button works fine and gives the correct result, but the calculation writes 'Calc Failed' value to the PI Tag.

Question asked by Abhi2017 on Dec 14, 2017
Latest reply on Apr 17, 2019 by gristock

Hi,

 

I have one Performance equation tag and whenever the evaluate button clicks it's works fine and gives the correct result, but the calculation write always 'Calc Failed' value in the latest event value to the PI Tag.

What would be the cause please?

 

 

Regards,

Abhilash

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