Thank you WiFive! That did the trick. I added a call to a tcpip_adaptor function that configured, started and connected the WiFi and the socket connection started up with no problem.
Much appreciated.

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I was beginning to suspect that I was missing that part. However, I was following this tutorial from Kolban (see below) and his example seemed to work without it. Perhaps he did not mention it out of brevity. Either way, the generated error message is very misleading if that is the issue. I'll try a...

Hello, I am creating a simple socket server on the ESP32 using the esp-idf libraries on Eclipse. When the schedular starts the connection task, it results in this error message: [0;32mI (81) cpu_start: Starting scheduler on APP CPU..[0m. socket: -1 error: No buffer space available The error message ...

Thank you very much for the nodma code! I was pulling my hair out with large packets getting garbage in DMA mode.
This code works beautifully. I appreciate your hard work to get this done and sharing it with us.