If Error 2602 occurs only when opening or working within a specific file, file corruption is the likely cause. Use the RECOVER Command Launch a blank instance of AutoCAD. Type RECOVER into the command line and press . Select the problematic .dwg file and click Open .

If the above steps do not resolve Internal Error 2602, try repairing or reinstalling AutoCAD.

AutoCAD relies heavily on Windows system libraries to manage internal functions. If these components are corrupted, unexpected 2602 errors can occur.

The 2602 error is heavily tied to the Windows Installer framework rather than a glitch in your actual CAD drawing files. The most common triggers include:

Modern configurations rely heavily on the Autodesk On-Demand Install Service (ODIS). If ODIS binaries become corrupted during a network drop, or if local debugger keys lock background engine files, update streams collapse and throw internal framework numbers like 2602. 3. Missing or Corrupted Microsoft .NET Framework Assemblies

Accumulated temporary files can create naming conflicts during AutoCAD operations or installations. Close AutoCAD completely. Press Windows Key + R to open the Run dialog box. Type %temp% and press . Press Ctrl + A to select all files in the folder.

Using the default "Install" button on the Autodesk website relies on the Autodesk Download Manager, which can sometimes drop packets and corrupt files. Downloading the full package directly resolves this. Open your web browser and log into your . Navigate to All Products and Services . Locate your AutoCAD version.

In AutoCAD, is primarily a Windows Installer (MSI) error that occurs when a file referenced in the installer's "File" table cannot be found in its "Media" table . This typically happens during a network deployment, a patch update (like the AutoCAD 2019 1.2 update), or when installation files are corrupted. Step 1: Basic Troubleshooting

Look for AutoCAD or any Autodesk-related components in the list.

Resetting AutoCAD settings to their default values can sometimes resolve Internal Error 2602.

To re-register the installer, type the following command and press : msiexec /regserver Use code with caution.