Lowercase characters äöü

[alexander.greub]

Log from first MAC Here is everything OK:
MinimServer 0.8.1 update 42, Copyright © 2012-2014 Simon Nash. All rights reserved.
MinimStreamer 0.4.3, Copyright © 2012-2014 Simon Nash. All rights reserved.
Java™ SE Runtime Environment (build 1.7.0_71-b14)
Java HotSpot™ 64-Bit Server VM (build 24.71-b01, mixed mode)
Platform default charset is UTF-8
Language setting is 'deu'
starting MinimServer[MBRet13]
MinimServer[MBRet13] is running
Startup complete

Log from second MAC Here is Not OK:
MinimServer 0.8.2 update 42, Copyright © 2012-2014 Simon Nash. All rights reserved.
MinimStreamer 0.4.3, Copyright © 2012-2014 Simon Nash. All rights reserved.
Java™ SE Runtime Environment (build 1.7.0_09-b05)
Java HotSpot™ 64-Bit Server VM (build 23.5-b02, mixed mode)
Platform default charset is UTF-8
Language setting is 'deu'
starting MinimServer[MBAir13]
MinimServer[MBAir13] is running
Startup complete