bugs when launch Jhelioviewer

Uncaught Exception detected.

Configuration:
JHelioviewer - Version: 2.9.9
JHelioviewer - Revision: 6131
Java Virtual Machine - Name: Java HotSpot(TM) 64-Bit Server VM
Java Virtual Machine - Vendor: Oracle Corporation
Java Virtual Machine - Version: 25.65-b01
JRE Specification - Version: 1.8
Operating System - Name: Linux
Operating System - Architecture: amd64
Operating System - Version: 3.13.0-83-generic

Date: Wed Mar 30 01:42:41 UTC 2016
Thread: Thread[AWT-EventQueue-0,6,main]
Message: null

Stacktrace:
java.lang.NullPointerException
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$3.actionPerformed(ImageDataPanel.java:562)
at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.access$100(ImageDataPanel.java:469)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$2.actionPerformed(ImageDataPanel.java:543)
at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setupSources(ImageDataPanel.java:578)
at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel.setupSources(ImageDataPanel.java:78)
at org.helioviewer.jhv.io.DataSources$1.done(DataSources.java:406)
at javax.swing.SwingWorker$5.run(SwingWorker.java:737)
at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.run(SwingWorker.java:832)
at sun.swing.AccumulativeRunnable.run(AccumulativeRunnable.java:112)
at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.actionPerformed(SwingWorker.java:842)
at javax.swing.Timer.fireActionPerformed(Timer.java:313)
at javax.swing.Timer$DoPostEvent.run(Timer.java:245)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

Log:
2016-03-30 03:42:38,248 [main] INFO root - JHelioviewer started with command-line options:
2016-03-30 03:42:38,249 [main] INFO root - Create directories...
2016-03-30 03:42:38,250 [main] INFO root - >> JHVGlobals.determineVersionAndRevision() > Look for jar file: /home/feng/soft/JHelioviewer.jar
2016-03-30 03:42:38,251 [main] INFO root - Initializing JHelioviewer
2016-03-30 03:42:38,251 [main] INFO root - Load settings
2016-03-30 03:42:38,253 [main] DEBUG root - >> Settings.load() > Load default system settings: {API.event.path=http://swhv.oma.be/hv/api/, API.dataSources.path=http://swhv.oma.be/hv/api/?action=getDataSources&verbose=true&enable=[STEREO_A,STEREO_B,PROBA2], availability.radio.url=http://swhv.oma.be/availability/images/availability/displaytest.html#IID47, supported.data.sources=SOHO SDO STEREO_A STEREO_B PROBA2 ROB-USET ROB-Humain NSO-GONG NSO-SOLIS Kanzelhoehe NRH, connection.read.timeout=180000, availability.images.url=http://swhv.oma.be/availability/images/availability/displaytest.html, default.remote.lib.path=http://swhv.oma.be/jhvlibs_releasev2.9/, default.basicRemote.path=jpip://swhv.oma.be:8090, display.interaction=rotate, API.jp2images.path=http://swhv.oma.be/hv/api/index.php, default.httpRemote.path=http://swhv.oma.be/jp2/, availability.timelines.url=http://swhv.oma.be/availability/timelines/availability/displaytest.html, API.jp2series.path=http://swhv.oma.be/hv/api/index.php, connection.connect.timeout=60000, default.remote.path=jpip://swhv.oma.be:8090, availability.pfss.url=http://swhv.oma.be/availability/pfss/availability/displaytest.html, display.toolbar=iconandtext, startup.loadmovie=true}
2016-03-30 03:42:38,254 [main] INFO root - OS: linux - arch: x86-64 - java arch: 64
2016-03-30 03:42:38,254 [main] DEBUG root - Instantiate Kakadu engine
2016-03-30 03:42:38,254 [main] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Libs/libkdu_v77R.so
2016-03-30 03:42:38,266 [main] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Libs/libkdu_a77R.so
2016-03-30 03:42:38,293 [main] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Libs/libkdu_jni.so
2016-03-30 03:42:38,816 [AWT-EventQueue-0] INFO root - Start main window
2016-03-30 03:42:39,818 [AWT-EventQueue-0] DEBUG root - >> GLInfo > Version string: 3.0 Mesa 10.1.3
2016-03-30 03:42:39,819 [AWT-EventQueue-0] DEBUG root - >> GLInfo.update(GL) > Extensions: GL_ARB_multisample GL_EXT_abgr GL_EXT_bgra GL_EXT_blend_color GL_EXT_blend_minmax GL_EXT_blend_subtract GL_EXT_copy_texture GL_EXT_polygon_offset GL_EXT_subtexture GL_EXT_texture_object GL_EXT_vertex_array GL_EXT_compiled_vertex_array GL_EXT_texture GL_EXT_texture3D GL_IBM_rasterpos_clip GL_ARB_point_parameters GL_EXT_draw_range_elements GL_EXT_packed_pixels GL_EXT_point_parameters GL_EXT_rescale_normal GL_EXT_separate_specular_color GL_EXT_texture_edge_clamp GL_SGIS_generate_mipmap GL_SGIS_texture_border_clamp GL_SGIS_texture_edge_clamp GL_SGIS_texture_lod GL_ARB_framebuffer_sRGB GL_ARB_multitexture GL_EXT_framebuffer_sRGB GL_IBM_multimode_draw_arrays GL_IBM_texture_mirrored_repeat GL_3DFX_texture_compression_FXT1 GL_ARB_texture_cube_map GL_ARB_texture_env_add GL_ARB_transpose_matrix GL_EXT_blend_func_separate GL_EXT_fog_coord GL_EXT_multi_draw_arrays GL_EXT_secondary_color GL_EXT_texture_env_add GL_EXT_texture_filter_anisotropic GL_EXT_texture_lod_bias GL_INGR_blend_func_separate GL_NV_blend_square GL_NV_light_max_exponent GL_NV_texgen_reflection GL_NV_texture_env_combine4 GL_S3_s3tc GL_SUN_multi_draw_arrays GL_ARB_texture_border_clamp GL_ARB_texture_compression GL_EXT_framebuffer_object GL_EXT_texture_compression_s3tc GL_EXT_texture_env_combine GL_EXT_texture_env_dot3 GL_MESA_window_pos GL_NV_packed_depth_stencil GL_NV_texture_rectangle GL_ARB_depth_texture GL_ARB_occlusion_query GL_ARB_shadow GL_ARB_texture_env_combine GL_ARB_texture_env_crossbar GL_ARB_texture_env_dot3 GL_ARB_texture_mirrored_repeat GL_ARB_window_pos GL_ATI_envmap_bumpmap GL_EXT_stencil_two_side GL_EXT_texture_cube_map GL_NV_depth_clamp GL_APPLE_packed_pixels GL_APPLE_vertex_array_object GL_ARB_draw_buffers GL_ARB_fragment_program GL_ARB_fragment_shader GL_ARB_shader_objects GL_ARB_vertex_program GL_ARB_vertex_shader GL_ATI_draw_buffers GL_ATI_texture_env_combine3 GL_ATI_texture_float GL_EXT_shadow_funcs GL_EXT_stencil_wrap GL_MESA_pack_invert GL_NV_primitive_restart GL_ARB_depth_clamp GL_ARB_fragment_program_shadow GL_ARB_half_float_pixel GL_ARB_occlusion_query2 GL_ARB_point_sprite GL_ARB_shading_language_100 GL_ARB_sync GL_ARB_texture_non_power_of_two GL_ARB_vertex_buffer_object GL_ATI_blend_equation_separate GL_EXT_blend_equation_separate GL_OES_read_format GL_ARB_color_buffer_float GL_ARB_pixel_buffer_object GL_ARB_texture_compression_rgtc GL_ARB_texture_float GL_ARB_texture_rectangle GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_rectangle GL_EXT_texture_sRGB GL_EXT_texture_shared_exponent GL_ARB_framebuffer_object GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_packed_depth_stencil GL_APPLE_object_purgeable GL_ARB_vertex_array_object GL_ATI_separate_stencil GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_gpu_program_parameters GL_EXT_texture_array GL_EXT_texture_integer GL_EXT_texture_sRGB_decode GL_EXT_timer_query GL_OES_EGL_image GL_AMD_performance_monitor GL_ARB_copy_buffer GL_ARB_depth_buffer_float GL_ARB_draw_instanced GL_ARB_half_float_vertex GL_ARB_instanced_arrays GL_ARB_map_buffer_range GL_ARB_texture_rg GL_ARB_texture_swizzle GL_ARB_vertex_array_bgra GL_EXT_separate_shader_objects GL_EXT_texture_swizzle GL_EXT_vertex_array_bgra GL_NV_conditional_render GL_AMD_conservative_depth GL_AMD_draw_buffers_blend GL_AMD_seamless_cubemap_per_texture GL_ARB_ES2_compatibility GL_ARB_blend_func_extended GL_ARB_debug_output GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_explicit_attrib_location GL_ARB_fragment_coord_conventions GL_ARB_provoking_vertex GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_shader_texture_lod GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_multisample GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_uniform_buffer_object GL_ARB_vertex_type_2_10_10_10_rev GL_EXT_provoking_vertex GL_EXT_texture_snorm GL_MESA_texture_signed_rgba GL_ARB_get_program_binary GL_ARB_robustness GL_ARB_shader_bit_encoding GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_ARB_conservative_depth GL_ARB_internalformat_query GL_ARB_map_buffer_alignment GL_ARB_shader_atomic_counters GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_texture_storage GL_ARB_transform_feedback_instanced GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_transform_feedback GL_AMD_shader_trinary_minmax GL_ARB_ES3_compatibility GL_ARB_clear_buffer_object GL_ARB_invalidate_subdata GL_ARB_texture_query_levels GL_ARB_texture_storage_multisample GL_ARB_vertex_attrib_binding GL_KHR_debug GL_ARB_texture_mirror_clamp_to_edge GL_ARB_vertex_type_10f_11f_11f_rev GL_EXT_shader_integer_mix
2016-03-30 03:42:39,819 [AWT-EventQueue-0] DEBUG root - >> GLInfo > max texture size: 8192
2016-03-30 03:42:39,915 [AWT-EventQueue-0] INFO root - Load plugin settings
2016-03-30 03:42:39,917 [JHVWorker-MAIN--ReloadServer] INFO root - Connect to http://helioviewer.org/api/?action=getDataSources&verbose=true&enable=[STEREO_A,STEREO_B,PROBA2]
2016-03-30 03:42:39,919 [AWT-EventQueue-0] INFO root - Load bundled plugins
2016-03-30 03:42:39,919 [AWT-EventQueue-0] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Plugins/EVEPlugin.jar
2016-03-30 03:42:39,921 [AWT-EventQueue-0] INFO root - PluginManager is trying to load the plugin located at file:/home/feng/JHelioviewer-SWHV/Plugins/EVEPlugin.jar
2016-03-30 03:42:39,922 [AWT-EventQueue-0] DEBUG root - Found Manifest: Main-Class:org.helioviewer.jhv.plugins.eveplugin.EVEPlugin
2016-03-30 03:42:39,922 [AWT-EventQueue-0] INFO root - PluginManager: Load plugin class :org.helioviewer.jhv.plugins.eveplugin.EVEPlugin
2016-03-30 03:42:39,964 [AWT-EventQueue-0] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Plugins/SWEKPlugin.jar
2016-03-30 03:42:39,966 [JHVWorker-EVE--LoadSources] INFO root - Connect to http://swhv.oma.be//datasets/index.php
2016-03-30 03:42:39,967 [AWT-EventQueue-0] INFO root - PluginManager is trying to load the plugin located at file:/home/feng/JHelioviewer-SWHV/Plugins/SWEKPlugin.jar
2016-03-30 03:42:39,967 [AWT-EventQueue-0] DEBUG root - Found Manifest: Main-Class:org.helioviewer.jhv.plugins.swek.SWEKPlugin
2016-03-30 03:42:39,967 [AWT-EventQueue-0] INFO root - PluginManager: Load plugin class :org.helioviewer.jhv.plugins.swek.SWEKPlugin
2016-03-30 03:42:39,975 [JHVWorker-SWEK--LoadPlugin] DEBUG root - search and open the configuration file
2016-03-30 03:42:39,975 [AWT-EventQueue-0] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Plugins/PfssPlugin.jar
2016-03-30 03:42:39,976 [JHVWorker-SWEK--LoadPlugin] DEBUG root - Search for a user defined configuration file in the JHelioviewer setting file
2016-03-30 03:42:39,976 [JHVWorker-SWEK--LoadPlugin] DEBUG root - No configured filename found
2016-03-30 03:42:39,976 [JHVWorker-SWEK--LoadPlugin] DEBUG root - configURL: file:/home/feng/JHelioviewer-SWHV/Plugins/swek_plugin/SWEKSettings.json
2016-03-30 03:42:39,977 [AWT-EventQueue-0] INFO root - PluginManager is trying to load the plugin located at file:/home/feng/JHelioviewer-SWHV/Plugins/PfssPlugin.jar
2016-03-30 03:42:39,977 [AWT-EventQueue-0] DEBUG root - Found Manifest: Main-Class:org.helioviewer.jhv.plugins.pfssplugin.PfssPlugin
2016-03-30 03:42:39,977 [AWT-EventQueue-0] INFO root - PluginManager: Load plugin class :org.helioviewer.jhv.plugins.pfssplugin.PfssPlugin
2016-03-30 03:42:39,988 [AWT-EventQueue-0] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Plugins/SWHVHEKPlugin.jar
2016-03-30 03:42:39,989 [AWT-EventQueue-0] INFO root - PluginManager is trying to load the plugin located at file:/home/feng/JHelioviewer-SWHV/Plugins/SWHVHEKPlugin.jar
2016-03-30 03:42:39,989 [AWT-EventQueue-0] DEBUG root - Found Manifest: Main-Class:org.helioviewer.jhv.plugins.swhvhekplugin.SWHVHEKPlugin
2016-03-30 03:42:39,989 [AWT-EventQueue-0] INFO root - PluginManager: Load plugin class :org.helioviewer.jhv.plugins.swhvhekplugin.SWHVHEKPlugin
2016-03-30 03:42:40,395 [JHVWorker-EVE--LoadSources] DEBUG root - Saving stream to /home/feng/JHelioviewer-SWHV/Plugins/EVEPlugin/datasets.json
2016-03-30 03:42:40,404 [JHVWorker-EVE--LoadSources] DEBUG root - Reading file /home/feng/JHelioviewer-SWHV/Plugins/EVEPlugin/datasets.json
2016-03-30 03:42:41,139 [AWT-EventQueue-0] ERROR root - Cannot find instruments for SDO
org.json.JSONException: JSONObject["children"] not found.
 at org.json.JSONObject.get(JSONObject.java:405)
 at org.json.JSONObject.getJSONObject(JSONObject.java:504)
 at org.helioviewer.jhv.io.DataSources.getMeasurements(DataSources.java:311)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$3.actionPerformed(ImageDataPanel.java:557)
 at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
 at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
 at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.access$100(ImageDataPanel.java:469)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$2.actionPerformed(ImageDataPanel.java:543)
 at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
 at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
 at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setupSources(ImageDataPanel.java:578)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel.setupSources(ImageDataPanel.java:78)
 at org.helioviewer.jhv.io.DataSources$1.done(DataSources.java:406)
 at javax.swing.SwingWorker$5.run(SwingWorker.java:737)
 at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.run(SwingWorker.java:832)
 at sun.swing.AccumulativeRunnable.run(AccumulativeRunnable.java:112)
 at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.actionPerformed(SwingWorker.java:842)
 at javax.swing.Timer.fireActionPerformed(Timer.java:313)
 at javax.swing.Timer$DoPostEvent.run(Timer.java:245)
 at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
 at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
 at java.awt.EventQueue.access$500(EventQueue.java:97)
 at java.awt.EventQueue$3.run(EventQueue.java:709)
 at java.awt.EventQueue$3.run(EventQueue.java:703)
 at java.security.AccessController.doPrivileged(Native Method)
 at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
 at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
 at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
 at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
 at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
 at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
2016-03-30 03:42:41,145 [AWT-EventQueue-0] FATAL root - Runtime exception
java.lang.NullPointerException
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$3.actionPerformed(ImageDataPanel.java:562)
 at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
 at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
 at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.access$100(ImageDataPanel.java:469)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel$2.actionPerformed(ImageDataPanel.java:543)
 at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1258)
 at javax.swing.JComboBox.setSelectedItem(JComboBox.java:586)
 at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:622)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setComboBox(ImageDataPanel.java:596)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel$InstrumentsPanel.setupSources(ImageDataPanel.java:578)
 at org.helioviewer.jhv.gui.dialogs.observation.ImageDataPanel.setupSources(ImageDataPanel.java:78)
 at org.helioviewer.jhv.io.DataSources$1.done(DataSources.java:406)
 at javax.swing.SwingWorker$5.run(SwingWorker.java:737)
 at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.run(SwingWorker.java:832)
 at sun.swing.AccumulativeRunnable.run(AccumulativeRunnable.java:112)
 at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.actionPerformed(SwingWorker.java:842)
 at javax.swing.Timer.fireActionPerformed(Timer.java:313)
 at javax.swing.Timer$DoPostEvent.run(Timer.java:245)
 at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
 at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
 at java.awt.EventQueue.access$500(EventQueue.java:97)
 at java.awt.EventQueue$3.run(EventQueue.java:709)
 at java.awt.EventQueue$3.run(EventQueue.java:703)
 at java.security.AccessController.doPrivileged(Native Method)
 at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
 at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
 at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
 at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
 at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
 at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)