Why do my ST3 title string become so long?

[lsj8924]

#I don’t know why and when my ST3 become like this. what can i do to reset and remove the string–(XftpDragDropSupportDir21347067)?

[kingkeith]

Issue: Titlebar folder name is stuck

[lsj8924]

thank you！！！This issue confuses me for several months.