How to Load Lisp in AutoCAD 2017?

Steps to Load LISP in AutoCAD 2017

To enhance the functionality of AutoCAD with custom routines, loading a LISP file can be quite beneficial. Below are the detailed steps to load a LISP file in AutoCAD 2017 effectively.

Accessing the APPLOAD Command

1. Open AutoCAD: Launch the AutoCAD 2017 application on your computer.
2. Initiate APPLOAD: Type APPLOAD into the command line and hit Enter. This command allows access to the application loading options.

Using the Startup Suite

1. Open the Startup Suite: Once the APPLOAD dialog appears, locate and click on the "Contents" button under the Startup Suite section.
2. Adding LISP Files: In the next window, click the "Add" button. This directs you to browse your files.

Selecting the LISP File

1. Navigate to the File Location: Browse through your directories to find the LISP file you wish to load. Select the file and click the "Open" button to add it to your Startup Suite.

Finalizing the Setup

1. Close the Dialog: After adding the desired LISP routines, click the "Close" button on the APPLOAD dialog to finish the process.
2. Running the LISP Routine: You can now run the LISP command by typing its name directly into the command line, followed by the Enter key.

Locating LISP Files in AutoCAD

AutoCAD LISP files are usually stored in specific directories. These locations include the program directory, such as C:\Program Files\Autodesk\AutoCAD 2025\Support, along with various subdirectories.

Downloading LISP Files

If you need to obtain a LISP file:

1. Download the File: Right-click on the desired link and choose "Save link as" to download the file to your computer.
2. Rename the File: Ensure that the file has an extension of .lsp.
3. Repeat Steps 1-7 Above: Follow the aforementioned steps to load the renamed LISP file into AutoCAD.

Installing Applications in AutoCAD 2017

Additional applications can enhance your AutoCAD experience. To install, you may have to access the Autodesk App Store directly within AutoCAD for various plugins and enhancements.

LISP Support in AutoCAD LT

It’s important to note that AutoCAD LT does not support AutoLISP or the APPLOAD command, which limits the customization capabilities.

Commonly Asked Questions about LISP in AutoCAD

1. What is the file extension used for LISP files?

   • The standard file extension for AutoLISP files is .lsp. You may also encounter compiled versions with a .fas extension.

2. Can I run LISP routines without loading them first?

   • No, LISP routines must be loaded using the APPLOAD command before they can be executed in AutoCAD.
3. Where can I find online resources to learn AutoLISP programming?
   • There are numerous online resources, including free books and tutorial videos, available on platforms dedicated to programming education. Look for well-reviewed materials that focus on AutoLISP specifically.