Make your question, not a Statement, inclusive. Include all pertinent information:
What you are trying to do?
Describe your system( Hardware, computer, O/S, core version, environment).
Describe what is failing.
Show the shortest possible code that will duplicate the error.
Show the EXACT error message(it doesn't work is not enough).
All of this work on your part shows us that you have worked to solve YOUR problem. The more complete your issue posting is, the more likely someone will volunteer their time to help you.
If you have a Guru Meditation Error or Backtrace, ***please decode it***: