Fatal error in launcher: Unable to create process using ""C:\Program Files (x86)\Python33\python.exe" "C:\Program Files (x86)\Python33\pip.exe""
⚡TLDR
Quickly resolve the launcher error with:
# Why did the Python get to the pip?
python -m pip <command>
Replace <command>
with operations such as install
, uninstall
, and so forth. To upgrade pip
, command:
# Python gives pip a shiny new upgrade!
python -m pip install --upgrade pip
Using this format, you skip the defective launcher, directing Python to run pip
, thereby ensuring your package management commands go off without a hitch.
Address the spaces in your path
In the Windows environment, keep two key pointers in mind during the Python installation:
- Select an installation path without spaces to prevent complications with script paths down the line.
- Always use the module execution syntax (
python -m pip
), which is more reliable in Windows systems.
Modify pip.exe with hex editor
If the launcher error appears, you have the option to:
- Use a hex editor to adjust the
pip.exe
file. Find the complete Python path with spaces, and replace it with the abbreviated form (e.g.,C:\Progra~1
). - Remember to save the
pip.exe
without changing its file size because alteration might cause Windows to block the execution. - Make sure you're operating with administrative privileges when you're transforming system files like
pip.exe
.
Python -m: An all-around MVP
Using python -m
is like having a backstage pass:
- It ensures compatibility with Windows 10 and possible future versions.
- It prevents running a different Python installation by mistake, especially critical when you have multiple on your system.
Stay backward compatible
Utilize backwards compatible path notation perks:
- Swap long path names with their short versions (e.g.,
C:\Progra~1
) to sidestep size restrictions. - This convention also supports vintage DOS applications in your tech hierarchy.
When system blockades arise
If system settings restrict modifications to pip.exe
, ways to still work with pip
include:
- Deploying it directly via
python -m pip install XXXX
, whereXXXX
indicates the package you're attempting to install. - Opting for a Python installation environment free of spaces in paths to steer clear of these issues during the initial setup.
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