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Support Forum for HVAC and pumping machines, Modicon M17x and EcoStruxure Machine Expert HVAC software for chillers, AHU, CRAC units for datacenters or process chillers applications - from design, implementation to troubleshooting and more, by Schneider Electric.
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Posted: 2026-07-01 07:22 PM
I am encountering a critical crash on EcoStruxure Machine Expert - HVAC (EWApplication). The software suddenly closes with a popup error: "A critical error occurred and the program will be closed. Would you like to save a diagnostic file?
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Posted: 2026-07-02 11:34 PM
Hello,
is it something that you can replicate?
Can you describe when it happens and share the 2 files?
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Posted: 2026-08-06 08:49 PM
it happened when i took fcb dilibarary and i put it on network and that error appeared and often
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Posted: 2026-08-17 12:49 AM
Hello,
sorry it is not clear which block you are using on a network.
Next time it happens, could you please share project, log, dump files and a description of the last actions done before the crash? Share the info to federico.marcassa@se.com
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