Running Mojave 10.14.6 on an old iMac. After the update to 25.4.6, on startup I get an error message: "Error loading plugins. DxfDwgFileFormat.aip". The named file is there, in the proper place (Contents -> Required -> Plug-ins -> Illustrator Formats), but it won't load.
Deleting Preferences doesn't help. Uninstalling completely and then reinstalling doesn't help. Uninstalling and installing the previous version (25.4.5) makes the problem go away.
We are sorry for the trouble. I would like to inform you that we updated RealDWG from the 2022 version to RealDWG 2023 to fix an issue. RealDWG 2023 is only supported for macOS 10.15 or later, so now you have the following options to resolve the issue: