Fedora 27更新后JRE图形类应用（COMSOL）崩溃及安装失败求助

Hey there, sorry to hear you're stuck with COMSOL failing to launch and the installer not working after upgrading to Fedora 27. Based on the error patterns you described, this is almost always related to system library mismatches or missing dependencies that COMSOL relies on. Here are some actionable steps you can try to fix this:

• Install 32-bit compatibility libraries
  COMSOL often includes 32-bit components even on 64-bit systems, and Fedora 27 might have dropped some older 32-bit libraries by default. Run these commands to install the necessary packages:

  sudo dnf install glibc.i686 libstdc++.i686 compat-libstdc++-33
  

• Override library path when launching COMSOL
  Sometimes the system's newer libraries conflict with COMSOL's bundled ones. Try launching COMSOL with the bundled library path prioritized. Replace /opt/comsol with your actual installation directory:

  LD_LIBRARY_PATH=/opt/comsol/lib/glnxa64:$LD_LIBRARY_PATH /opt/comsol/bin/comsol
  

• Fix the installer with text-mode execution
  If the graphical installer is failing, switch to text mode which is often more robust on newer systems. First make sure the installer has execution permissions, then run it in text mode:

  sudo chmod +x ./comsol_installer.run
  ./comsol_installer.run --mode text
  

• Check system logs for deeper clues
  Beyond COMSOL's own logs, check the system journal for additional error details that might point to missing libraries or permission issues:

  journalctl -xe | grep -i comsol
  

• Test non-graphical mode
  If the issue is with the graphical interface, try launching COMSOL in no-window mode to see if the core application works:

  /opt/comsol/bin/comsol -nw
  

If none of these steps work, you might want to check COMSOL's official documentation for Fedora 27-specific notes (though since it's an older release, you may need to look for community forums or patches from other users who've faced the same issue).

内容的提问来源于stack exchange，提问作者user12308