Outdated graphics driver or incompatible DirectX. Fix:
| Feature | 32-Bit Version | 64-Bit Version | | :--- | :--- | :--- | | | Limited to 4 GB (often less in practice) | Can utilize 16 GB, 32 GB, or more | | Model Size | Suitable for small to medium buildings (under 10 stories) | Designed for skyscrapers, large complexes, & detailed models | | Operating System | Runs on any 32-bit or 64-bit Windows | Requires a 64-bit version of Windows | | Processing Speed | Slower for large meshes or non-linear analysis | Significantly faster for large data sets |