D4 Diode hiss + smoke

Hi all

I am trying to understand why the D4 diode hisses+make smoke every time I replace it.

The path to it is ok but seems like something overcharges the GND.

I am really curious what the source of this could be.

Bu soruyu yanıtla Ben de bu sorunu yaşıyorum

Bu iyi bir soru mu?

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