CMM000324 error trying to delete computer, SDM001012 error browsing to .../Jobs/Software Jobs on asset, and Likely. several other SD related issues can be cured with this procedure.
Software Delivery related database issues which are resolve-able via maintenance queries on Microsoft SQL (There is no Oracle version of this document as of the time of this writing)
Client Automation - versions 12.x and 14.x
Run the queries outlined in the attached document with DSM Explorer instances shut down and then when done, re-launch and test.