If you're working with Python libraries like wand , pdf2image , or reportlab , you might encounter the error:
RuntimeError: Can not find Ghostscript DLL in registry occurs when a Python library (typically ghostscript runtimeerror can not find ghostscript dll in registry
try: import winreg # Manually override the registry read function (advanced monkey patch) original_open = winreg.OpenKey def patched_open(key, subkey, *args): if subkey == r"SOFTWARE\GPL Ghostscript": # Redirect to your manual path raise FileNotFoundError("Bypass registry") return original_open(key, subkey, *args) winreg.OpenKey = patched_open except: pass If you're working with Python libraries like wand
: Use the default settings to ensure registry keys are created. 🛠 Troubleshooting Steps Press the and search for "Edit the system
If you are using a Python virtual environment ( venv or conda ), the registry check still runs at the system level. However, sometimes permission issues mimic this error.
Press the and search for "Edit the system environment variables" . Click Environment Variables in the bottom right.
Programs like PyCharm or VS Code will not detect the new PATH variables until they are completely restarted. :