title: Jmeter sometimes shows "WARN c.h.c.r.e.LoggingCSSParseErrorHandler:" message while running the script
body: <p>Sometimes I am getting the following WARN message while executing my script:</p>
  
  <p>Note: I have set "css.parser.ignore_all_css_errors=true" in jmeter.properties file and still getting the message intermittently:</p>
  
  <p>2018-08-29 16:19:30,702 WARN c.h.c.r.e.LoggingCSSParseErrorHandler: Browser compliant mode skipped CSS from [5:227048] starting at token '100%' until [5:227058] to token ';' (based on com.helger.css.parser.ParseException: Encountered unexpected token: "+" "+"
      at line 5, column 227052.</p>
  
  <p>Was expecting one of:</p>
  
  <pre><code>")"
  &lt;S&gt;
  </code></pre>
  
  <p>)
  2018-08-29 16:19:30,941 WARN c.h.c.r.e.LoggingCSSParseErrorHandler: Browser compliant mode skipped CSS from [5:188823] starting at token '100%' until [5:188833] to token ';' (based on com.helger.css.parser.ParseException: Encountered unexpected token: "+" "+"
      at line 5, column 188827.
  ..........</p>
  
  <p>Please help me if you have a suggestion on how to fix this issue.</p>