$ ./MiniCallcenterSimulator.sh
java.lang.Error: no ComponentUI class for: javax.swing.JRootPane[,0,0,0x0,invalid,layout=javax.swing.JRootPane$RootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=1,maximumSize=,minimumSize=,preferredSize=]
java.lang.Error: no ComponentUI class for: javax.swing.JLabel[,0,0,0x0,invalid,alignmentX=0.0,alignmentY=0.0,border=,flags=0,maximumSize=,minimumSize=,preferredSize=,defaultIcon=,disabledIcon=,horizontalAlignment=LEADING,horizontalTextPosition=TRAILING,iconTextGap=4,labelFor=,text=,verticalAlignment=CENTER,verticalTextPosition=CENTER]
java.lang.Error: no ComponentUI class for: javax.swing.JToolBar[,0,0,0x0,invalid,layout=javax.swing.JToolBar$DefaultToolBarLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=0,maximumSize=,minimumSize=,preferredSize=,floatable=true,margin=,orientation=HORIZONTAL,paintBorder=true]
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