When teachers create an assignment and attach a PDF file, users cannot open it when there is a special character in the pdf file name, such as number sign (#). They get the following error: Failed to load PDF document. Teachers can upload the file but they can't open it.
Create a PDF file and add a special character in the file name, such as number sign (#)
Users should be able to open the document
Users cannot view Document due to error: Failed to Load PDF document.
Remove the special character in the file name.