[Solved] Java XXX: unable to find topic engine in module path

# title1
(java:xxx):gtk -WARNING-:16:33:41.114:Unable to find the theme engine in the module path:“pixmap"
# method
sudo apt-get install gtk2-engines-pixbuf

# title2
(java:xxx):gtk -WARNING-:16:33:41.114:Unable to find the theme engine in the module path:“murrine"
# method
sudo apt-get install gtk2-engines-murrine

# title3
(java:xxx):gtk -WARNING-:16:3:41.115:Unable to find the theme engine in the module path:“adwaita”
# method
sudo apt-get install gnome-themes-standard

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