SinglePage page = getSinglePageForRedo(loggable.prevPage);
SinglePage page = getSinglePageForRedo(null, loggable.prevPage);
    protected void redoCreateOverflowPage(OverflowCreatePageLoggable loggable) {        createPageHelper(loggable, loggable.newPage);        if (loggable.prevPage != Page.NO_PAGE) {            try {                SinglePage page = getSinglePageForRedo(loggable.prevPage);                SanityCheck.ASSERT(page != null, "Previous page is null");                page.getPageHeader().setNextInChain(loggable.newPage);                page.setDirty(true);                dataCache.add(page);            } catch (IOException e) {                LOG.warn("An IOException occurred during redo: " + e.getMessage(), e);            }        }    }