Modelling Error 18036

[gschunkB23R2]

While loading an DWG-File in ACA 2024 the Modelling Error 18036 is reported.

What is the meaning?

[pendean]

Try using RECOVER command to open your file from inside ACA2024 and see if that fixes the issue for you (use RECOVERALL command is that file has XREFs in it).