So, let's say you're working on a project and things haven't gone as planned. Instead of being rewarded with blinky lights, you're left staring at a very non-blinky piece of hardware. At this stage, it's usually best to get the debugger up and running, rather than making random guesses about what might be wrong and sporadically changing sections of code.
Most often, startup problems in the early stages of development will be caused by not allocating enough space in the FreeRTOS heap. There are typically two symptoms that result from this.