The balloon is superimposed and takes reference from geometries that are not visible in some views.

[LC_12007004]

When creating the balloons, some of them end up overlapping, or even being left out of the spreadsheet, and another scenario is that, when creating the balloons in some views, you end up taking geometric references that are not visible in that view..

[MartinHanak]

Hi,

to arrange balloons select a view and use  command.