ERROR virtual void AOL_logger
 

I got so many errors of these. What does it mean?

2014-03-21 00:19:32 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:19:32 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:19:34 INFO [YP] Updating listing details for stream #1 succeeded.
2014-03-21 00:19:34 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:19:34 INFO [YP] Updating listing details for stream #2 succeeded.
2014-03-21 00:19:34 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:19:34 INFO [YP] Updating listing details for stream #3 succeeded.
2014-03-21 00:19:34 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:10 INFO [SRC 127.0.0.1 sid=1] Title update [Kamikazee - Unang Tikim]
2014-03-21 00:23:10 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:10 INFO [SRC 127.0.0.1 sid=3] Title update [Kamikazee - Unang Tikim]
2014-03-21 00:23:10 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:10 INFO [SRC 127.0.0.1 sid=2] Title update [Kamikazee - Unang Tikim]
2014-03-21 00:23:10 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:12 INFO [YP] Updating listing details for stream #2 succeeded.
2014-03-21 00:23:12 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:12 INFO [YP] Updating listing details for stream #1 succeeded.
2014-03-21 00:23:12 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:23:12 INFO [YP] Updating listing details for stream #3 succeeded.
2014-03-21 00:23:12 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:26:15 INFO [DST 112.198.90.168 sid=1] SHOUTcast 1 client connection accepted. User-Agent: `Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:25.0) Gecko/20100101 Firefox/25.0', UID: 140658970989408
2014-03-21 00:26:15 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue
2014-03-21 00:26:17 INFO [DST 87.109.99.42 sid=1] SHOUTcast 1 client connection accepted. User-Agent: `Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:25.0) Gecko/20100101 Firefox/25.0', UID: 140658836772576
2014-03-21 00:26:17 ERROR virtual void AOL_logger::consoleLogger_element::log(const AOL_logger::message&) Error writing to console - write issue

it means the shell which the DNAS was started in has gone away. the solution is to run the DNAS as a daemon or set screenlog=0 in the configuration file (that will require a DNAS restart).