Luban crashing when loading a large obj file

I have an OBJ file that is 225 meg. when I load the file it starts the load prcess and the progress bar proceeds up to a point then it stops and then the whole luban screen goes blank and the close window button no longer works and I have to end the task to get it to shut down

I watched the task manager as it was loading and the memory usage gradually made it up to 5 gig something. then drops to the usual couple 100 meg.

Now I was able to load the file into cura so the file is not bad.

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Hi all I have the same issue here I have 500Mb Obj file and 32GB PC but when I try to open it Luban crashes. windows 3d viewer can open same file but Luban can not.

Luban is buggy. Use Cura (or some other slicer) if you hit a file that Luban won’t handle, and file a bug report for Luban on Github.