<h1 align="center"> 'Bad Category Name' When Attempting to Create a Sub-category</h1>
<h3>Problem </h3>
When trying to create a new category you are confronted with the error message 
'Bad category name '. 
<h3>Solution</h3>
<P> Category names are only permitted to contain certain characters; if they contain 
  others the aforementioned error message will appear. The following characters 
  are prohibited in category names:
<P>&nbsp;
<table border="1" align="center">
  <tr> 
    <td> <b>Character</b></td>
    <td><b>Description</b></td>
  </tr>
  <tr> 
    <td>&quot;</td>
    <td>Quotation mark.</td>
  </tr>
  <tr> 
    <td>&lt;</td>
    <td>Left angle bracket.</td>
  </tr>
  <tr> 
    <td>&gt;</td>
    <td>Right angle bracket.</td>
  </tr>
  <tr> 
    <td>~</td>
    <td>Tilde</td>
  </tr>
  <tr> 
    <td>@</td>
    <td>Commercial at.</td>
  </tr>
  <tr> 
    <td>=</td>
    <td>Equals sign.</td>
  </tr>
  <tr> 
    <td>{</td>
    <td>Left curly bracket.</td>
  </tr>
  <tr> 
    <td>}</td>
    <td>Right curly bracket.</td>
  </tr>
  <tr> 
    <td>/</td>
    <td>Forward slash.</td>
  </tr>
  <tr> 
    <td>\</td>
    <td>Back slash.</td>
  </tr>
  <tr> 
    <td>:</td>
    <td>Colon.</td>
  </tr>
  <tr> 
    <td>(</td>
    <td>Left parenthesis.</td>
  </tr>
  <tr> 
    <td>)</td>
    <td>Right parenthesis.</td>
  </tr>
  <tr> 
    <td>`</td>
    <td>Back tick.</td>
  </tr>
  <tr> 
    <td>#</td>
    <td>Hash or 'number sign'.</td>
  </tr>
  <tr> 
    <td>?</td>
    <td>Question mark.</td>
  </tr>
  <tr> 
    <td>*</td>
    <td>Asterisk.</td>
  </tr>
  <tr> 
    <td>;</td>
    <td>Semi-colon.</td>
  </tr>
</table>
<P align="center"> <i>(This list is not complete).</i>
