--- title: "How to Resolve \"The source folder is not versioned properly\" in SOLIDWORKS" description: "This guide walks through the resolution steps for the \"The source folder is not versioned properly\" error message that is most commonly received when modifying a SOLIDWORKS installation." --- [Skip to content](https://support.swyftsol.com/knowledge-base/how-to-resolve-the-source-folder-is-not-versioned-properly-in-solidworks#main-content) [Client Portal](https://support.swyftsol.com/tickets?hsLang=en) [![SWYFT Solutions Logo](https://support.swyftsol.com/hs-fs/hubfs/Email%20Signature%20Images/SWYFT%20Solutions%20Logo_Email%20Signature.png?width=125&height=44&name=SWYFT%20Solutions%20Logo_Email%20Signature.png)](https://www.swyftsol.com/) - [SWYFT Solutions Home](https://www.swyftsol.com/) Open main navigation Close main navigation - [SWYFT Solutions Home](https://www.swyftsol.com/) - [Client Portal](https://support.swyftsol.com/tickets) How can we help you? - There are no suggestions because the search field is empty. 1. [SWYFT Solutions Knowledge Base](https://support.swyftsol.com/knowledge-base?hsLang=en) 2. [Troubleshooting](https://support.swyftsol.com/knowledge-base/troubleshooting?hsLang=en) # How to Resolve "The source folder is not versioned properly" in SOLIDWORKS ## Users may encounter the error message "The source folder is not versioned properly" when attempting to modify an installation of SOLIDWORKS. This guide provides steps to resolve this error.   ![](https://support.swyftsol.com/hs-fs/hubfs/image-png-Jun-12-2025-12-33-09-4958-PM.png?width=469&height=279&name=image-png-Jun-12-2025-12-33-09-4958-PM.png) **NOTE:** If the file path noted in the error message does not exist, recreate the folder structure needed to recreate that file path. 1. Open **Notepad.** 2. Type in the version of SOLIDWORKS you have installed in the format of **SOLIDWORKS 20XX SP0X**. 1. e.g. SOLIDWORKS 2025 Service Pack 3 would look like below:                                      ![](https://support.swyftsol.com/hs-fs/hubfs/swdata-png.png?width=214&height=112&name=swdata-png.png) 3. Save the .TXT file as swdata99.id in the file path specified in the error message you received. ![](https://support.swyftsol.com/hs-fs/hubfs/image-png-Jun-11-2025-09-27-27-3889-PM.png?width=452&height=192&name=image-png-Jun-11-2025-09-27-27-3889-PM.png) 4. Open **Windows** **File Explorer** and navigate to the folder in the error message received. 5. Ensure File Extension visibility is turned on and remove the .txt extension from the previously saved text file, renaming it as a .id file. 1. You will be warned that the file may be become unusable if you proceed. Select **Yes**. ![](https://support.swyftsol.com/hs-fs/hubfs/image-png-Jun-11-2025-09-33-47-6677-PM.png?width=424&height=547&name=image-png-Jun-11-2025-09-33-47-6677-PM.png) 6. Return to your SOLIDWORKS Installation Manager and attempt to modify your installation once again.   You should now be able to modify your installation. If you are still experiencing issues, **contact SWYFT Support** at [support@swyftsol.com](mailto:support@swyftsol.com) for additional assistance. - [FAQs](https://support.swyftsol.com/knowledge-base/faqs?hsLang=en) - [Getting started](https://support.swyftsol.com/knowledge-base/getting-started?hsLang=en) - [Troubleshooting](https://support.swyftsol.com/knowledge-base/troubleshooting?hsLang=en) - [General](https://support.swyftsol.com/knowledge-base/general?hsLang=en#main-content) - [Update](https://support.swyftsol.com/knowledge-base/general?hsLang=en#update) - [Account](https://support.swyftsol.com/knowledge-base/account?hsLang=en) - [Settings](https://support.swyftsol.com/knowledge-base/settings?hsLang=en) [![SWYFT Solutions Logo](https://support.swyftsol.com/hs-fs/hubfs/Email%20Signature%20Images/SWYFT%20Solutions%20Logo_Email%20Signature.png?width=125&height=44&name=SWYFT%20Solutions%20Logo_Email%20Signature.png "SWYFT Solutions Logo")](https://www.swyftsol.com)