This upgrade of "admin" will at least introduce the following changes:
==========================================================================
-> 4.1.1:
Started the development of GUI based on React (only for developers)
-> 4.0.10:
webserver error handling optimized, preparations for js-controller 3
-> 4.0.9:
The attempt to process error by the log show.
-> 4.0.5:
workaround for a socket.io bug added, warning message for GitHub installs added
-> 4.0.4:
fix socketio client dependency
==========================================================================
BE CAREFUL: THIS IS A MAJOR UPGRADE, WHICH WILL MOST LIKELY INTRODUCE BREAKING CHANGES!
Would you like to upgrade admin from @3.7.8 to @4.2.1 now? [(y)es, (n)o]: y
Update admin from @3.7.8 to @4.2.1
/opt/iobroker/node_modules/iobroker.js-controller/lib/setup/setupInstall.js:191
if (arr.rows[id].value.common.enabled && hostname === arr.rows[id].value.comm on.host) {
^
TypeError: Cannot read property 'enabled' of undefined
at Immediate.<anonymous> (/opt/iobroker/node_modules/iobroker.js-controller/lib/setup/setupInstal l.js:191:55)
at processImmediate (internal/timers.js:463:21)