Description:
Opening or (Re-)saving a document with a similar filename. Clicking on existing file for convenience. In the "File name" text box appears <file name><MIME type><byte><date> instead of just <file name>
If textbox is left unaltered, the text after <file name> is ignored, if altered, the following error is shown "Error saving the document emblem: Nonexistent object. Path to the file does not exist."
When text after <file name> is deleted, error doesn't show anymore. File name can be altered in text box, too.

Steps to Reproduce:
1. File -> open/save dialog
2. Mark existing filename in file manager
3. Read the content of the text box

Actual Results:
Delete additional text. Alter the filename. Save.

Expected Results:
Mark on click the name on the file and thus copy it into the text box, alter the file name. Save.


Reproducible: Always


User Profile Reset: Yes



Additional Info:
Version: 6.4.2.2
Build ID: 4e471d8c02c9c90f512f7f9ead8875b57fcb1ec3
CPU threads: 12; OS: Linux 4.19; UI render: default; VCL: x11; 
Locale: en-US (en_US.UTF-8); UI-Language: en-US
Calc: threaded

OS: Devuan GNU/Linux Beowulf w. sysvinit