1 Place text object on report. Do the normal stuff but do not make a frame.
2 Put Draw object on report, select "Rectangle"
2.1 Set size of draw object.
2.1 Select Frame and set its width.
3 Position text object and draw object on top of each other.
The corners look perfect on the PDF export.
Attached images, snapshot from preview (left), snapshot from PDF file (right)
Comments
1 Place text object on report. Do the normal stuff but do not make a frame.
2 Put Draw object on report, select "Rectangle"
2.1 Set size of draw object.
2.1 Select Frame and set its width.
3 Position text object and draw object on top of each other.
The corners look perfect on the PDF export.
Attached images, snapshot from preview (left), snapshot from PDF file (right)