An error occurred while uploading the sketch avrdude: ser_open(): can't set com-

Development Tools Uploading
1

My program was working..and then suddenly...this came up:

An error occurred while uploading the sketch
avrdude: ser_open(): can't set com-state for "\.\COM3"

How can I solve this?

2

Nvm...I solved it

Push reset and unplug and plug back in :slight_smile:

3

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