nsSoftwareUpdate class need to be a singleton for blocking to work. Here is the diff: RCS file: /cvsroot/mozilla/xpinstall/src/nsSoftwareUpdate.cpp,v retrieving revision 1.25 diff -r1.25 nsSoftwareUpdate.cpp 85a86,99 > nsSoftwareUpdate* nsSoftwareUpdate::mInstance = nsnull; > > > nsSoftwareUpdate * > nsSoftwareUpdate::GetInstance() > { > if (mInstance == NULL) > { > mInstance = new nsSoftwareUpdate(); > } > return mInstance; > } > > 371c388 < nsSoftwareUpdate *inst = new nsSoftwareUpdate(); --- > nsSoftwareUpdate *inst = nsSoftwareUpdate::GetInstance(); and Index: nsSoftwareUpdate.h =================================================================== RCS file: /cvsroot/mozilla/xpinstall/src/nsSoftwareUpdate.h,v retrieving revision 1.14 diff -r1.14 nsSoftwareUpdate.h 27c27 < --- > static nsSoftwareUpdate *GetInstance(); 48c48 < --- > static nsSoftwareUpdate* mInstance; I am not sure why this was never done

this has been checked in. closing.

7/22/99 I've confirmed the checkins.

Bulk move of XPInstall (component to be deleted) bugs to Installer: XPInstall Engine