### Before filing a report

_Before you file a report, please ensure you are running the latest version of OpenProject and_ 
_have searched for similar bug reports._

### Steps to reproduce

_Please write down the steps to reproduce. Try to write down all necessary preconditions (what permissions do you have, are other users involved?). Example:_

1. Have project with Begin of the insertionmanyEnd of the insertion Begin of the deletion 45End of the deletion budgets and Begin of the insertioncostEnd of the insertion Begin of the deletion lots of CostEnd of the deletion types Begin of the insertionused in it

1. data point is 40+ budgets, 100+ cost types. But I think 17 should be enough to trigger the bug

End of the insertion Begin of the deletion (135 Cost types)

End of the deletion 2. Look at the overview graph


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### What is the buggy behavior?

_Please describe the bug in as much detail as possible. Example:_

* Endless loop on the graph, fails to render

* Even with the fixed loop, the graph is not really useful


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### What is the expected behavior?

_Describe how the application should behave like. Example:_

1. Some useful render or not showing the graph with that many budgets?