same problem:
2023-02-09 17:17:36.539 T:18328 debug <general>: ------ Window Deinit (DialogConfirm.xml) ------
2023-02-09 17:17:36.543 T:18328 error <general>: GetDirectory - Error getting smb://PC/
2023-02-09 17:17:36.543 T:18328 error <general>: CGUIDialogFileBrowser::GetDirectory(smb://PC/) failed
2023-02-09 17:17:36.969 T:18328 debug <general>: CheckIdle - Closing session to
http://mirrors.kodi.tv (easy=0xc472a000, multi=0xc47d6800)
2023-02-09 17:17:37.020 T:18328 debug <general>: Keyboard: scancode: 0x17, sym: 0x0d, unicode: 0x00, modifier: 0x0
2023-02-09 17:17:37.121 T:18328 info <general>: Skipped 1 duplicate messages..
2023-02-09 17:17:37.121 T:18328 debug <general>: HandleKey: return (0xf00d) pressed, window 10126, action is Select
2023-02-09 17:17:37.122 T:18328 debug <general>: OpenDir: Using authentication url smb://192.168.1.2/
2023-02-09 17:17:37.157 T:18328 error <general>: SMBDirectory->GetDirectory: Unable to open directory : 'smb://192.168.1.2/'
unix_err:'1' error : 'Operation not permitted'