Git diff showing the ProjectID field added by RStudio 2024.12.0. Terminal: Ghostty. Theme: Dracula+. Font family: Iosevka Term. Update (2025-02-13): The issue still exists in RStudio 2024.12.1. The fix still applies. Update (2025-03-05): The issue has been fixed in RStudio >= 2025.04.0+323. TL;DR: The fix The following script detects newly added ProjectID lines in .Rproj files using git diff. If detected, it removes the line and saves the modified …