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Paul Dean updated September 25, 2014 at 6:38 PM


Questions Addressed

  • How do I upgrade or downgrade my gfortran? How do I upgrade or downgrade my gfortran?

When connecting from outside the UCSD network and not using AFP, VPN is required. Click here to learn [How to VPN into the UCSD network].

32Bit -> 64Bit

  1. In Finder, go to Go in the top menu and choose Connect to Server.., or just press ⌘ + K.



  2. Type in afp://igppsoftware.ucsd.edu and click 'Connect'


  3. Type in your Open Directory username and password.
  4. Mount the igppsoftware volume.


  5. Navigate to the gfortran gfortran folder within the Public folder.
  6. Open the 10.6 (x86_64) folder inside of the Intel Intel folder and mount gfortran-4.5.0-x86_64-SnowLeopard.dmg



  7. Run the installer as you would normally.


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64bit -> 32bit

  1. In finder, go to Go in the top menu and choose Go to Folder.



  2. Type in /usr/local and click OK.



  3. Drag the gfortran folder to the trash.



  4. Authenticate with your computer password.
  5. In finder, go to Go Go in the top menu and choose Go to Folder.
  6. Type in /private/var/db/receipts /private/var/db/receipts and click OK.
  7. Drag the receipts labeled com.gnu.gfortran.plist & com.gnu.gfortran.bom to trash.



  8. Authenticate with your computer password.
  9. In finder, go to Go in the top menu and choose Connect to Server.
  10. Type in afp://igppsoftware.ucsd.edu and click 'Connect'.
  11. Type in your Open Directory username and password.
  12. Mount the igppsoftware igppsoftware volume.
  13. Navigate to the gfortran gfortran folder within the Public folder.
  14. Open the 10.4 and 10.5 10.4 and 10.5 folder inside of the Intel Intel folder and mount gfortran-macosx-x86.dmg



  15. Run the installer as you would normally.

If you need further assistance, please contact IGPP NetOps.















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