title: df columns saling ERRORCODE
body: <p>hey i try to scale my df with different datatypes. I already changed the float64 into integer64 format.. but it keeps giving me the error:</p>
  <p><code>TypeError: The DTypes &lt;class 'numpy.dtype[datetime64]'&gt; and &lt;class 'numpy.dtype[int64]'&gt; do not have a common DType. For example they cannot be stored in a single array unless the dtype is </code>object<code>.</code>.</p>
  <p>the dataset consists of: [Columns with DType][1]</p>
  <p>I want to scale the data with this Code:</p>
  <pre><code>scaler = StandardScaler()
  </code></pre>
  <p>df_scaled = scaler.fit_transform(df)
  df_scaled.shape</p>
  <p>as soon a i run it it gives me the error
  [1]: <a href="https://i.stack.imgur.com/EllTf.png" rel="nofollow noreferrer">https://i.stack.imgur.com/EllTf.png</a></p>