t@localhost ~$ pycharm-professional  OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=350m; support was removed in 8.0 log4j:WARN No appenders could be found for logger (io.netty.util.internal.logging.InternalLoggerFactory). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. Startup Error: Application cannot start in headless mode