Hello everyone, I’m having an issue using the Data-Shapes package in Dynamo. When I run a graph that contains UI.MultipleInputForm++, no dialog window appears. The node returns null values and nothing is shown on screen. [image] Thanks in advance for any help.

[image] mostafa.elayoubi.ds: his indicates that you are likely in an older version than Revit 2025. Can you confirm ? If so , best course of action is to downgrade to version of Data-Shapes 2025-3-120 , and install the DynamoIronpython2.7 package version 2.5 I’ll weigh in here too… the BEST o…

Are you using the latest version of DataShapes? If not, install it. If so, double click on one of the simpler nodes like ‘number input’ to edit it, then make sure you have the required Python engine installed for the package. If not, install it. Of so, copy the Python node, switch back to the wo…

Hi @david.cortesk159159 , It is been a while since I used DataShapes, but I do remember that the toggle expects a boolean. Could you try a boolean node with True, or a code block with True;

1 worked for me (i was curious so i tried it), but i personally would use what the nodes asks too. In this case a boolean like you suggested. I think @jacob.small is gonna be right.

I love the Data-Shapes package, and have always used a Boolean for the Toggle input.

Hi, thanks for the suggestion. I’m new to using Data-Shapes, so I may be missing something basic. I followed your instructions, but now I’m getting the following error when running the graph: PythonEvaluator.Error: No constructor found for type System.Reflection.Emit.TypeBuilder [image]

Can you confirm which version of Dynamo you are in? FYI @mostafa.elayoubi.ds

thanks for the ping @jacob.small ! What I understand from that spanish message is that the package is already installed and can’t be installed again . “System.Reflection.Emit.TypeBuilder" this indicates that you are likely in an older version than Revit 2025. Can you confirm ? If so , best cours…

Unfortunately, the CPython3/PythonNet2 engine in Revit 2024 has some additional bugs, This is probably to related to the build/compilation of PythonNet 2.5.2 (Python.Runtime) with Net.Standard 2.0 as target CPython3 - 'System.Reflection.Emit.TypeBuilder' was not …

Data-Shapes does not open any window when running a graph

Dynamo Player

jacob.small February 5, 2026, 11:19pm 7

Can you check which version of Datashapes you have installed? Should show up in the manage packages dialog.

Latest is 2026.4, more info here: Data Shapes 2026.4.0 : Migrated to CPython / Pythonnet

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Data-Shapes does not open any window when running a graph

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