oc30.dll:

oc30.dll, C:\WINDOWS\system32, C:\Windows\SysWOW64\ Microsoft Dynamic-link library

oc30.dll ?

2. CMD
3. : regsvr32 oc30.dll Enter

RegSvr32.exe :

Regsvr32 [/u] [/n] [/i[:cmdline]] oc30.dll

/n -  /i
/s – 
/u - 
/i -  [cmdline];  /u, 

Snappy Driver Installer

:

:

OpenCL.dll OART.dll oci.dll OLEACC.dll ogg.dll OpenGL.dll osetup.dll OWC11.dll overlay.dll objects.dll orasql11.dll OLEDLG.dll oc30.dll OLE2.dll OUTLRPC.dll OCC.dll objc.dll Oc25.dll OWC10.dll object.dll ocevogyv.dll oceanm.dll Objectps.dll OAKLEY.dll OCCACHE.dll OBJSEL.dll Ontology.dll O2Icon.dll ObjectStore.dll OARTCONV.dll