Display ssd1306 doesn't work

good afternoon. help me please. individually code 2 and 3 work fine. but when i put them together in code 4, the display doesn’t work

1.xodball (88.6 KB)

If you open the device node that is erroring out does it provide any more information?

do you mean like in the photo? in the pop-up window (ssd1306-oled-i2c-device) writes (node ​​raised an error), on other nodes it writes (node ​​evaluation stopped by some upstream nodes)

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