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Customer instances have been reported when using DSLO media to upgrade systems from installing 7.3 to 7.4. Installing 5770SS1 Option 3 may report a failure because a *SYMLINK in 7.3 was changed to a *STMF hard link in 7.4. Restoring the 7.4 file over the pre-existing *SYMLINK cannot be done. To avoid this problem when creating DSLO media for installing 7.4 installation, prior to the upgrade install the 7.3 *SYMLINK needs to be removed by running the following command:
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