editor: when pressing "execute", the window sometimes freezes
(from redmine: issue id 2049, created on 2015-01-12 by root, closed on 2015-01-15)
Aufgrund einer Wartung am 14.05 von 8:00 bis 09:00 Uhr wird das System kurzfristig nicht zur Verfügung stehen. -- Due to maintenance on May the 14th from 8:00 am to 09:00 am the system will temporarily not be available.
(from redmine: issue id 2049, created on 2015-01-12 by root, closed on 2015-01-15)