Sporadic rare error in terminal ouput while editing text files

[Kuratius]

(xed:284195): GLib-GIO-CRITICAL **: 11:19:27.051: GTask 0x6037d1cb9420 (source object: 0x6037d146f980, source tag: (nil)) finalized without ever returning (using g_task_return_*()). This potentially indicates a bug in the program.

Using xed version 3.8.9.