经过几年的快乐时光，GIMP 不再工作了。点击顶行的图标（如我的德语版本中的“Datei”）仍然没有任何反应。
我正在使用 Ubuntu 16.04.5 LTS。
调用 gimp 得到以下消息：
(gimp:2971): GLib-GObject-WARNING **: g_object_set_valist: object class 'GeglConfig' has no property named 'cache-size'
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABE260 from "gimp:point-layer-mode" to "gimp:dissolve-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABE4F0 from "gimp:point-layer-mode" to "gimp:behind-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABE8B0 from "gimp:point-layer-mode" to "gimp:multiply-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABF5A0 from "gimp:point-layer-mode" to "gimp:screen-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABF950 from "gimp:point-layer-mode" to "gimp:overlay-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1ABFD80 from "gimp:point-layer-mode" to "gimp:difference-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC0140 from "gimp:point-layer-mode" to "gimp:addition-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC0580 from "gimp:point-layer-mode" to "gimp:subtract-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC0970 from "gimp:point-layer-mode" to "gimp:darken-only-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC0DC0 from "gimp:point-layer-mode" to "gimp:lighten-only-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC1200 from "gimp:point-layer-mode" to "gimp:hue-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC1560 from "gimp:point-layer-mode" to "gimp:saturation-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC19C0 from "gimp:point-layer-mode" to "gimp:color-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC1DB0 from "gimp:point-layer-mode" to "gimp:value-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC21A0 from "gimp:point-layer-mode" to "gimp:divide-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC2620 from "gimp:point-layer-mode" to "gimp:dodge-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC2A10 from "gimp:point-layer-mode" to "gimp:burn-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC2E40 from "gimp:point-layer-mode" to "gimp:hardlight-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC38F0 from "gimp:point-layer-mode" to "gimp:softlight-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC3D10 from "gimp:point-layer-mode" to "gimp:grain-extract-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC4170 from "gimp:point-layer-mode" to "gimp:grain-merge-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC45A0 from "gimp:point-layer-mode" to "gimp:color-erase-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC4940 from "gimp:point-layer-mode" to "gimp:erase-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC4DA0 from "gimp:point-layer-mode" to "gimp:replace-mode"
(gimp:2971): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x1AC5140 from "gimp:point-layer-mode" to "gimp:anti-erase-mode"