If a workshop item has a relatively long description, the workshop editor will truncate the description in the editor on an update and replace the description with said changes.
For example, a player model’s description is such:
Blah Blah I am the text that will get truncated on an update.
In the workshop editor, when updating said player model, the description in the editor becomes:
Blah Blah I am the text that will get tru
When uploaded, this truncated version replaces the description on the workshop page.