I have created a new Print Composer. By default it shows fine as per screenshot:
However, when I set the Map Rotation, the Shapefile Layer set as an Inverted Polygon (Gradient) does not cover the surrounding area, outside of the red dotted lines as per this screenshot:
Any ideas what I need to do to correct this?
CRS = OSGB 1936 / British National Grid - EPSG:27700