There is a patch for it.
https://github.com/espressif/openocd-esp32/issues/367

I have also tried running:

openocd -c 'set ESP_ONLYCPU 1' -f interface/ftdi/esp32_devkitj_v1.cfg -f target/esp32-solo-1.cfg

to try and force single core but I still get the same error message.
Do the "JTAG tap: esp32.tap0" and "JTAG tap: esp32.tap1" refer to the seperate cores or am I looking ...

I'm having trouble getting JTAG to connect to an ESP32-Solo-1. I had this working a couple of years ago (around 2–3 years back), but I can't seem to find the correct settings to get it working again.

From the output console, it looks like it's still trying to connect to a second core, even though ...