title: Undefined symbol during dlopen
body: <p>Trying to load shared lib:</p>
  
  <pre><code>handle = dlopen( "libaaa.so.2.5", RTLD_NOW );
    if ( !handle )
      {
        printf("Failed to open aaa lib: %s\n", dlerror());
        return 1;
      }
  </code></pre>
  
  <p>When I run ./myBinary got error:</p>
  
  <pre><code>undefined symbol: _ZTVN10__cxxabiv117__class_type_infoE
  </code></pre>
  
  <p>What this symbol means? How to fix this problem?</p>