Warning: the current language does not match this frame.

[Arthur Clemens]

And another mystery solved:

> Still wondering about the curious error message though.

This is what the debugger (GDB) gives:

Current language:  auto; currently objective-c++
Warning: the current language does not match this frame.

/* Warning issued when current_language and the language of the current
    frame do not match. */

Has nothing to do with Valentina.

Arthur