The opacities cannot currently be saved to a file if the opacity is negative at some point. This can happen if the user has modified the opacity through the interactive UI. When saving the opacity, the code fails but gives no error or any information back to the user, which can be confusing.
The opacities cannot currently be saved to a file if the opacity is negative at some point. This can happen if the user has modified the opacity through the interactive UI. When saving the opacity, the code fails but gives no error or any information back to the user, which can be confusing.