DDD 3.3.12 (i386-apple-darwin14.4.0) gets Xt error

[Adrian Stan]

The error:

id102:src adrianstan$ ddd

Error: Unresolved inheritance operation

Xt error (Unresolved inheritance operation).

Oops!  You have found a bug in DDD.

If you can reproduce this bug, please send a bug report

to <address@hidden>, giving a subject like

    DDD 3.3.12 (i386-apple-darwin14.4.0) gets Xt error

To enable us to fix the bug, you should include the following information:

* What you were doing to get this message.  Report all the facts.

* The contents of the `~/.ddd/log' file as generated by this session.

Please read also the section "Reporting Bugs" in the DDD manual.

We thank you for your support.

ddd: Cannot save options

Log file:

GNU DDD 3.3.12 (i386-apple-darwin14.4.0)

Copyright (C) 1995-1999 Technische Universität Braunschweig, Germany.

Copyright (C) 1999-2001 Universität Passau, Germany.

Copyright (C) 2001 Universität des Saarlandes, Germany.

Copyright (C) 2001-2009 Free Software Foundation, Inc.

Compiled with GCC 4.2.1 Compatible Apple LLVM 6.1.0 (clang-602.0.53)

Requires X11R6, Xt11R6, Motif 2.3.4 (Motif Version 2.3.4)

Includes XPM 3.4.11, Athena Panner (7000002L), Manual, App defaults, DDD core

Built 2016-05-26 by (unknown).

$  ddd

!  Xt error: Unresolved inheritance operation

!  Xt error

!  Cannot save options

~                          

Installed through ports (no broken files) on 

  Mac OS X 10.10.4

  Model Name: iMac

  Model Identifier: iMac14,2
  Processor Name: Intel Core i5
  Processor Speed: 3,4 GHz
  Number of Processors: 1
  Total Number of Cores: 4
  L2 Cache (per Core): 256 KB
  L3 Cache: 6 MB
  Memory: 16 GB