<!-- Filling out the template is required. Any issue that does not include enough information may be closed at the maintainers' discretion. --> ### Description <!-- Describe the proposed or requested change, and explain the type of change. Is it a change to the protocol, to the documentation, or something else? --> Sometimes the aggregation graph becomes unresponsive after loading a event chain graph. ### Motivation <!-- Why would you like to see this change? --> ### Exemplification <!-- Can you think of a concrete example illustrating the impact and value of the change? --> ### Benefits <!-- What would the benefits of introducing this change be? --> ### Possible Drawbacks <!-- What are the possible side-effects or negative impacts of the change, and why are they outweighed by the benefits? -->