

likely to be in your code, not the default libraries) is "11076", then give gdb the command: You can look at the stack trace, see that the highest address that is "small" (i.e. The log tells us the the problem occurred because an unrecognized selector was sent to an object but we might not know where in the program this occurred. Exactly where this CFDictionary data formatter resides is unknown to me (it's not in the standard locations for Xcode Data Formatters).

In this case though, it is clearly outputting a much more detailed description of the dictionary, with full type information and indices. Without a data formatter, "Print Description to Console" will output the same information as the "po" command.
