Branches with classes

So I have a C++ class called Capture.

I have created a tree, and I have the line

The program compiles without error, but when I run the program I get:

Is this a common mistake that I have made? Thanks!


You need to generate, compile, link and load a dictionary for the class Capture (i.e. use rootcint and then compile and link as usual). (See User’s Guide for details)