ORA Database Error Messages ORA-15043: ASM disk “string” is not a diskgroup member September 9, 2015 mpbod ORA-15043: ASM disk "string" is not a diskgroup member Cause: The specified disk has been removed from the diskgroup, but a disk matching its name was found. Action: Check the hardware configuration. Back to previous menu Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)