title: Speech recognition for Pepper
body: <p>I'm having trouble adding speech recognition on Pepper:</p>
  
  <blockquote>
    <p>[ERROR] behavior.box :_safeCallOfUserMethod:125 _Behavior__lastUploadedChoregrapheBehaviorMasterProgram879924904:/Speech Reco._2: Traceback (most recent call last):   File "/opt/aldebaran/lib/python2.7/site-packages/albehavior.py", line 115, in _safeCallOfUserMethod     func()   File "", line 55, in onInput_onStart RuntimeError:    ALSpeechRecognition::setVocabulary      NuanceContext::addContext   A grammar named "modifiable_grammar" already exists.</p>
  </blockquote>
  
  <p>This error keeps popping up, but I don't know why. I cannot find "modifiable_grammar" anywhere in the project.</p>