Ensure the SharpDevelop.exe.config file is in the same directory as the EXE. Portable mode relies on local config, not the registry.
Can I help you with any regarding the 4.4 installation or code migration ? sharpdevelop 44 portable hot download
from SourceForge and run it from a USB drive without a formal installation. Archived Releases Ensure the SharpDevelop
Since SharpDevelop is open-source, the safest place to get older versions is the official GitHub archive or trusted software archives. sharpdevelop 44 portable hot download