undefined symbol: ompi_mpi_real https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=3231581&threadId=3398078 2026-05-15T15:08:39Z 2026-05-15T15:08:39Z Adri Mourits https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=3398659 2018-08-21T12:26:38Z 2018-08-21T12:26:38Z

<p>Hi Pedro,</p> <p>Most probably your mpi library is build with another compiler than you use for Delft3D. See the<a href="https://oss.deltares.nl/web/delft3d/faq#On%20Linux%20problems%20with%20mpich2"> FAQ related to mpich</a>.</p> <p>Regards,</p> <p>Adri</p>

Adri Mourits 2018-08-21T12:26:38Z Pedro Ramos https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=3398077 2018-07-18T15:44:17Z 2018-07-18T15:44:17Z

<div> <p> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span>I'm trying to run the example_1 on ubuntu. The compile process went smoothly. However, when running example_1, I got this error:</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p></div> <div> <p> <em> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span>symbol lookup error: /usr/lib/libmpi_cxx.so: undefined symbol: ompi_mpi_real</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></em></p> <p> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span> <span>does anyone experience this kind of error?</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p></div>

Pedro Ramos 2018-07-18T15:44:17Z