Missing materials when exporting Revit view to Twinmotion

Issue: Labels in Civil 3D: shift position unexpectedly, disappear after regen or reopen, lose leaders or flip direction, and/or behave differently between drawings

Issue: Pipe networks display correctly in plan, but in profile view: Pipes do not move when edited, Structures stay at old elevations, Labels do not update, and Profile view appears “stuck”

Civil 3D drawings that contain aerial imagery or raster references may behave inconsistently when opened, even if they worked previously.

Problem: You change styles and: XREF updates correctly but DREF does NOT Root Cause: DREFs: pull object data only styles are resolved locally in host drawing

Error: “Drawing file is write protected” even when: you have full permissions, no one else has the file open, and the file worked fine in previous versions. Here's what you need to know and do.

IMAGINiT Vault Server Utilities: Warning The installed versions of the Vault Explorer DLLs are not the same as those distributed with Vault Utilities.

Have you ever had a pipe or structure display incorrectly in a Data Shortcut drawing?

This article was inspired by a situation where a client had multiple Job Processor machines with the IMAGINiT Vault Client Utilities in use for PDF creation

AutoCAD Electrical won’t let you create additional records in the database with the “Unable to add record” due to your record having values that match an existing entry message.

When exporting to PDF from Civil 3D 2025, Text styles with some specific system fonts (e.g. Calibri), and an oblique angle set to 1 or larger appear to shrink vertically

After changing the username in your Autodesk Account he new username is not reflected in Revit. Instead, the old username is shown after signing in to Revit. Take the steps below to fix this issue

The PDF Preset dropdown menu becomes greyed out and inactive when selecting the option to Publish to PDF in the Publish dialog in AutoCAD.

When working on AutoCAD drawings or creating drawing templates, especially for drawing sheets with large number of viewports, it is more efficient to use FIELDS for scale annotations

Error 303 Permission Denied Error on Vault 2026.2

Vault File Rename for AutoCAD Electrical Files Fails when Imaginit Vault Client Utilities are installed.

When opening a Plant 3D P&ID file from a cloud project, the tag text and/or instrumentation bubble text may shift. This behavior is intermittent and does not occur every time the P&ID file is opened.

Learn what Autodesk Forma means for your Autodesk Construction Cloud workflows. What’s changing, what’s not, and how better early-phase decisions can improve project outcomes.

After migration Inventor is slower than before, opening inventor, creating a new drawing, home page, among other examples takes longer.