Union of shapefiles produces wrong results

Description

As mentioned here: https://github.com/MapWindow/MapWinGIS/issues/115

Unioning the two shapefiles results in 13 correct shapes en 2 wrong ones.

SoilTest:

UseTest:

Union result:

As you can see in the table editor the attributes of the last two shapes look weird.
And also the label of the second-last shape is out of the bounding box of rest and the last label is not shown.

Environment

None

Status

Assignee

Paul Meems

Reporter

Paul Meems

Labels

None

Fix versions

Affects versions

v4.9.6.0

Priority

Medium
Configure