I have also canceled it and installed it again,but it didn't help,either.I have no idea why it happens.
By "canceled" do you mean a proper uninstall or did you just delete any BOINC folders? A proper uninstall would not hurt anything but deleting folders could explain why your machine had two host IDs.
Or he 'canceled it' by aborting the task at hand and getting new work in.
Or he 'canceled it' by removing the project and re-adding it.
RE: RE: I have also
)
Or he 'canceled it' by aborting the task at hand and getting new work in.
Or he 'canceled it' by removing the project and re-adding it.