Thank you very much, both of you!

I've tested it, it works and I facepalmed myself. I understand the solution.
I somehow assumed that the loop would be more cooperative.

Hi! I'm currently debugging this piece of code for hours and can't see my fault - does anyone of you maybe have an idea? static int taskCore = 1; void coreTask(void *pvParameters) { String taskMessage = "Task running on core " + xPortGetCoreID(); while (true) { Serial.println(taskMessage); delay(100...