message: Handle unknown tag types
  Fixes
diff: @@ -138,7 +138,7 @@ const ITEM_COMPARATORS: { [key: string]: Comparator<DimItem> } = {
  amount: reverseComparator(compareBy((item: DimItem) => item.amount)),
  tag: compareBy((item: DimItem) => {
  const tag = getTag(item, store.getState().inventory.itemInfos);
  - return tag ? tagConfig[tag].sortOrder : 1000;
  + return tag && tagConfig[tag] ? tagConfig[tag].sortOrder : 1000;
  }),
  archive: compareBy((item: DimItem) => {
  const tag = getTag(item, store.getState().inventory.itemInfos);
  