yes yes, I got it. I read the code and found my mistake in my sketch.
I had declared and defined a function with return type as String, but I never returned anything from the function, resulting in no compilation error, but a run time error.
yes yes, I got it. I read the code and found my mistake in my sketch.
I had declared and defined a function with return type as String, but I never returned anything from the function, resulting in no compilation error, but a run time error.