If you want to permanently resolve this layout issue, tell me: What are you currently using?
If you are editing the linetype file manually, ensure that the shape name ( TREE , CIRCLE , etc.) exactly matches the shape definitions inside aeccland.shx . A single typo will cause the entire linetype to fail.
: It was originally bundled with Land Desktop (found in the /Support directory) and remains a standard "out-of-the-box" file for many Civil 3D installations. Common Issues: "Missing SHX" Errors
For CAD managers, the lesson is clear: is a dependency that turns a simple DWG into software-locked data. Migrate to standard geometry and universal fonts to ensure your drawings survive for decades, not just software cycles. aeccland.shx
If you have worked with AutoCAD Architecture (formerly Architectural Desktop) or any vertical Autodesk product dealing with site planning and landscaping, you have likely encountered a cryptic but critical file: .
A standard linetype in AutoCAD is defined by a simple series of dashes and dots. A complex linetype, by contrast, can embed shapes at regular intervals. For example, the TREELINE_L linetype from aeccland.lin is defined as:
Depending on your software setup and project requirements, choose one of the following methods to resolve the issue. If you want to permanently resolve this layout
Linetypes appearing as simple solid lines or displaying question marks instead of symbols.
What is aeccland.shx and How to Fix Missing Font Errors in AutoCAD
The file is natively included when you install Autodesk industry-specific toolsets, most notably or the legacy AutoCAD Land Desktop . Why Does the "Missing" Error Occur? : It was originally bundled with Land Desktop
If you open a drawing and receive a warning about a missing aeccland.shx file, it usually means the sender used Land Desktop or Civil 3D symbols that your local installation cannot find. 1. How to Fix the Error
If you are seeing a prompt for aeccland.shx , it means the drawing you are opening contains a reference to it. This reference is almost always , such as a bush, tree, or hedge line, or as a shape component within a drawing element like a block or point.