title: Error in concat1D: rank of tensors[23] must be the same as the rank of the rest
body: <p>Tensorflow 1.12.0</p>
  
  <p>I traned SSD_Mobilenet_V1_pnp model (pre-trained with COCO) with my dataset.</p>
  
  <p>On phyton works - detect objects good</p>
  
  <p>Convert to js.</p>
  
  <p>In Browser Run with error:</p>
  
  <pre><code>tfjs@latest:2 Uncaught (in promise) Error: Error in concat1D: rank of tensors[23] must be the same as the rank of the rest (1)
  
      at assert (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:5660)
  
      at https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:60833
  
      at Array.forEach (native)
  
      at assertParamsConsistent (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:60811)
  
      at concat_ (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:223560)
  
      at concat (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:68004)
  
      at executeOp$13 (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:800253)
  
      at executeOp$16 (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:804261)
  
      at p (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:811525)
  
      at e.processStack (https://cdn.jsdelivr.net/npm/@tensorflow/tfjs@latest:2:811935)
  </code></pre>
  
  <p>What am i doing wrong?</p>