title: Getting a incorrect WHERE syntax with my sql statement
body: <p>Hope someone can help , I keep getting an Incorrect "WHERE" syntax with the following sql statement</p>
  
  <pre><code>using (SqlCommand selectT = new SqlCommand("Select [TR_RegNumber] 
                                              FROM dbo.TrailerDetail 
                                              WHERE [TR_Routes] = '" +trailersRoutesAllocations[i]+ "'" + " 
                                              AND WHERE [TR_Classficiation] = '" +trailersVragClassification[i]+ "'", con))
  </code></pre>
  
  <p>I am coding in C# (using Visual Studio)</p>