【系统环境】： deepin V23 商店下载的meld打开之后点击 比较 按钮 无效，终端报错日志如下： (meld:20861): dbind-WARNING **: 11:54:04.143: AT-SPI: Error retrieving accessibility bus address: org.freedesktop.DBus.Error.ServiceUnknown: The name org.a11y.Bus was not provided by any .service files Traceback (most recent call last): File "/usr/lib/python3/dist-packages/meld/newdifftab.py", line 146, in on_button_compare_clicked tab = self.diff_methods[self.diff_type]( File "/usr/lib/python3/dist-packages/meld/meldwindow.py", line 590, in append_filediff doc = FileDiff(len(gfiles)) File "/usr/lib/python3/dist-packages/meld/filediff.py", line 249, in __init__ from meld.gutterrendererchunk import ( File "/usr/lib/python3/dist-packages/meld/gutterrendererchunk.py", line 150, in class GutterRendererChunkAction( File "/usr/lib/python3/dist-packages/meld/gutterrendererchunk.py", line 156, in GutterRendererChunkAction MODE_REPLACE: load("meld-change-apply-right"), File "/usr/lib/python3/dist-packages/meld/gutterren