Aptana throws an exception when trying to format (prettify) attached CSS file.
"Unable to format. See error log for details"
Error log reads:
!ENTRY com.aptana.formatter.epl 4 0 2016-03-09 16:33:53.991
!MESSAGE (Build 188.8.131.52410201044) [ERROR] com.aptana.formatter.epl/debug Error while formatting the code in your editor.
Please submit a bug report through Studio's support and include the relevant code which triggered this error.
You may also turn on the com.aptana.formatter.epl/debug at the Studio's Troubleshooting preference page to log more details about this error.