Re-register VSSAdmin - Writers not stable

Written By Tami Sutcliffe (Super Administrator)

Updated at April 13th, 2022

We do NOT recommend this process be performed on Small Business Server.

Steps performed on Small Business Server are at your own risk.


Right-click the following services one at a time.

For each service, click Restart

  • COM+ Event System
  • COM+ System Application
  • Microsoft Software Shadow Copy Provider 
  • Volume Shadow Copy
  • Open a Command prompt as Administrator CMD type vssadmin list writers

Re-register the VSS components VSSadmin

cd /d %windir%\system32
net stop vss
net stop swprv
regsvr32 /s ole32.dll
regsvr32 /s oleaut32.dll
regsvr32 /s vss_ps.dll
vssvc /register
regsvr32 /s /i swprv.dll
regsvr32 /s /i eventcls.dll
regsvr32 /s es.dll
regsvr32 /s stdprov.dll
regsvr32 /s vssui.dll
regsvr32 /s msxml.dll
regsvr32 /s msxml3.dll
regsvr32 /s msxml4.dll
vssvc /register
net start swprv
net start vss



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