Riaan,
I looked up the vssadmin issue I had to run it from the>>>> C:\windows\system32 directory
C:\WINDOWS\system32>vssadmin list writers
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001 Microsoft Corp.
Writer name: 'System Writer'
Writer Id: {e8132975-6f93-4464-a53e-1050253ae220}
Writer Instance Id: {609f2821-f0a8-4b30-b862-135405b1d7ec}
State: [1] Stable
Last error: No error
Writer name: 'MSDEWriter'
Writer Id: {f8544ac1-0611-4fa5-b04b-f7ee00b03277}
Writer Instance Id: {2499f2a8-b002-4de5-b0a0-a7edb9ef661d}
State: [1] Stable
Last error: No error
Writer name: 'Registry Writer'
Writer Id: {afbab4a2-367d-4d15-a586-71dbb18f8485}
Writer Instance Id: {94248bad-fe45-4fb6-9e28-d9ef9fe21987}
State: [1] Stable
Last error: No error
Writer name: 'COM+ REGDB Writer'
Writer Id: {542da469-d3e1-473c-9f4f-7847f01fc64f}
Writer Instance Id: {807a2a38-21f5-493b-9ce7-faae8b15d914}
State: [1] Stable
Last error: No error
Writer name: 'Event Log Writer'
Writer Id: {eee8c692-67ed-4250-8d86-390603070d00}
Writer Instance Id: {2d0ab3e0-f172-440f-9f1a-b31fb2d3726d}
State: [1] Stable
Last error: No error
Writer name: 'IIS Metabase Writer'
Writer Id: {59b1f0cf-90ef-465f-9609-6ca8b2938366}
Writer Instance Id: {e5863d6a-cd7c-48aa-9012-d72524ee6f2a}
State: [1] Stable
Last error: No error
Writer name: 'WMI Writer'
Writer Id: {a6ad56c2-b509-4e6c-bb19-49d8f43532f0}
Writer Instance Id: {95e118c8-9c54-43dc-a2d9-33efa834b1d0}
State: [1] Stable
Last error: No error