Ventana software support forum

I don't have PLE on my machine, but in the meantime, I have deleted the entry for you in the attached file. How did you get the entry in there in the first place? Your model does not need referencemode.vdf as a data source, but if you wanted to create the vdf file, read up on "dat" files ...

In the simulation control dialog under the "Advanced" tab you have listed an external data source as ReferenceMode. If ReferenceMode.vdf does not exist in the same directory as the model, then you will receive this error. If you do not need this vdf then delete it from the dialog entry an...

Hi guys,

thank you very much for your quick answer!

I don't load any external data in the current model version and I don't compare any runs.
@Tony: No entries in the "Ref modes" tab.

Here is my model: Johann

I forgot to mention that I have Version 5.11

Dear all,

I'm using Vensim PLE. My model works fine but every time I run a simulation a get the following error message: Unable to open the file ReferenceMode.vdf.
Is there any file missing? If so, where can I get it?

Cheers, Johann