NaN error in xgboost
<p>iam new in R ,am doing xgboost but it is showing me the following error</p>

<blockquote>
  <p>preds &lt;- predict(clf, testM)</p>
</blockquote>

<p>Error in xgb.DMatrix(newdata) : 
  There are NAN in the matrix, however, you did not set missing=NAN</p>

<p>i have also checked my xgb.DMatrix which is mention in the error where i have already shown :</p>

<blockquote>
  <p>dtrain&lt;-xgb.DMatrix(data = trainMatrix,label = train_survived,missing = NaN)</p>
</blockquote>

<p>there is no error in xgb.DMatrix when i executed it</p>

<p>Can anyone tell me where is the problem ?</p>