I call a DLL which return a pointer (char *r),and I want to check the actual value the pointer represents. According to the guidance in NI.com, I found GetValueByPointer.xnode can cater to my requirements.But I can't find it in the corresponding folder, There are a lot of Vi beside GetValueByPointer.xnode and My labview vision is 2018.is it because I still download some extral library or others?And one more question,when I call this DLL(which returns a pointer to a string),which type I should chose for return value? String or Numeric,it's an entanglement.And here are some key settings for my project: