The "error loading CDilla DLL" issue can have significant consequences for users, particularly those relying on 3ds Max 5 for professional purposes. The error can prevent users from accessing their projects, leading to lost productivity and potential deadlines. Moreover, the error can also hinder users from exploring the software's features and tools, limiting their creative potential. In some cases, users may need to resort to workarounds or seek technical support, which can be time-consuming and costly.