なんか、java実行時に

Warning: Cannot convert string "<Key>Escape,_Key_Cancel" to type VirtualBinding
Warning: Cannot convert string "<Key>Home,_Key_Begin" to type VirtualBinding
Warning: Cannot convert string "<Key>F1,_Key_Help" to type VirtualBinding
Warning: Cannot convert string "Shift<Key>F10,_Key_Menu" to type VirtualBinding
Warning: Cannot convert string "<Key>F10,Shift_Key_Menu" to type VirtualBinding
Warning: Cannot convert string "<Key>KP_Enter,_Key_Execute" to type VirtualBinding
Warning: Cannot convert string "Alt<Key>Return,Alt_Key_KP_Enter" to type VirtualBinding
Warning: Cannot convert string "-sony-fixed-medium-r-normal--*-140-*-*-c-*-jisx0201.1976-0" to type FontStruct

ってでるんだけど
最後の１行はわかるんだけど
その前のって何？

環境はLinuxです。
$ java -version
java version "1.4.0"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-b92)
Java HotSpot(TM) Client VM (build 1.4.0-b92, mixed mode)