Hi, here is my situation - I got my first Arduino(Uno) last week. I successfully uploaded and ran quite a few programs on it. Only today when I connected it to my computer, I got this error-avrdude: ser_open(): can't open device "\.\com3": the system cannot find the file specified.... The "port" u…

avrdude: ser_open(): can't open device "\\.\com3":

system February 21, 2015, 8:27am 4

OK... Do you know what USB to serial chip it has? It is the one closest the USB to serial port. If you can't tell post a picture of the board or a link to where the board came from.

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avrdude: ser_open(): can't open device "\\.\COM3": The system cannot find the fi IDE 1.x	2	1909	May 5, 2021
avrdude: ser_open(): can't open device "\\.\COM1. The system cannot find the IDE 1.x	2	779	May 5, 2021
avrdude: ser_open(): can't open device "\\.\COM3" Com found but still issues! IDE 1.x	4	2297	May 5, 2021
avrdude: ser_open(): can't open device "\\.\COM4": Le fichier est introuvable IDE 1.x	3	1176	May 5, 2021
avrdude: ser_open(): can't open device "\.COM3":... Avrdude, stk500, Bootloader issues	4	1643	May 6, 2021

avrdude: ser_open(): can't open device "\\.\com3":

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