Hi I'm getting this error message when I try to upload a sketch to my Uno R3. Any idea what the problem could be? Arduino: 1.8.19 (Windows 7), Board: "Arduino Uno" C:\Program Files (x86)\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files (x86)\Arduino\hardware -hardwar…

did you go there as it told you? [image] evatech: See https://support.arduino.cc/hc/en-us/sections/360003198300 for suggestions.

[image] evatech: Problem uploading to board. See https://support.arduino.cc/hc/en-us/sections/360003198300 for suggestions. Did you have a look at the help provided in the link at the end of the process? Is your UNO connected via a USB cable - you don't say :wink: Is it a known working pow…

Hi I have an Uno R3 that I'm trying to upload sketches to but I get this error every time. Any idea what could be the problem? Thanks! Arduino: 1.8.19 (Windows 7), Board: "Arduino Uno" C:\Program Files (x86)\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files (x86)\Ard…

@evatech you now have 2 open discussions asking the same question. [image] Sketch won't upload to Uno, programmer is not responding Avrdude, stk500, Bootloader issues Hi I'm getting this error message when I try to upload a sketch to my Uno R3. Any idea what the problem c…

AND is this discussion also related to your problem? [image] Bootloader Uno to Uno, invalid device signature Avrdude, stk500, Bootloader issues Hello! I've had trouble uploading sketches to one of my Unos so I thought I'd try to burn a new bootlader to it from another func…

Thanks! I couldn't see it on the page so thought it hadn't posted properly before.

Thanks. Yes I've gone through all the suggestions, including loopback test (which worked fine).

Thanks Mark. Yes, the Uno is connected via a fully functioning USB cable (power + data USB cable). It is naturally on (green 'on' LED is lit, in case there is any doubt). Device manager indicates the UNO is on COM13. "Has your UNO uploaded successfully before?" I believe it has - I haven't used …

You could try a loopback test to try and establish some level of functionality: [image] How to do a loopback test A loopback test is a troubleshooting procedure to test the serial communication between the PC and Arduino board with a dedicated USB to Serial converter chip. Supported boar…

Please provide the details of your project that you were working on when you started experiencing the problem. Further Is your Uno an genuine one or a clone? Did it ever work before? Anything connected to pins 0 and 1? That can interfere with the upload. Anything connected to the Uno; try upload …

Sketch won't upload to Uno, programmer is not responding

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markd833 August 11, 2023, 9:10am 7

AND is this discussion also related to your problem?

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Sketch won't upload to Uno, programmer is not responding

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