I added read/write trace to a program. I was able to record the trace with IDA for the first time.
When I run it again, it didn't work.
I needed to put the cursor within the disassembly view (not HEX view), right-click on the disassembly view and then check the option again, it should be available.
This answer help me.
You can't trace if the instruction has breakpoint. You need to remove the breakpoint and then assign the trace.
If you set a function to be traced, and it doesn't print anything, put the cursor on the desired function, on the menu press
Debugger -> Tracing -> Function tracing. Try again.
You can view all the traces in the breakpoint window by pressing