Update

autoload/csv.vim

@@ -826,8 +826,8 @@ fu! csv#Columnize(field) "{{{3
     let colnr = s:columnize_count % s:max_cols
     let width = get(b:col_width, colnr, 20)
     let align = 'r'
-    if exists('b:csv_arrange_align')
-        let align=b:csv_arrange_align
+    if exists('b:csv_arrange_align') || exists('g:csv_arrange_align')
+        let align=get(b:, 'csv_arrange_align', g:csv_arrange_align)
         let indx=match(align, '\*')
         if indx > 0
             let align = align[0:(indx-1)]. repeat(align[indx-1], len(b:col_width)-indx)
@@ -934,6 +934,11 @@ fu! csv#GetColPat(colnr, zs_flag) "{{{3
 endfu
 fu! csv#SetupAutoCmd(window,bufnr) "{{{3
     " Setup QuitPre autocommand to quit cleanly
+    if a:bufnr == 0
+        " something went wrong, 
+        " how can this happen?
+        return
+    endif
     aug CSV_QuitPre
         au!
         exe "au QuitPre * call CSV_CloseBuffer(".winbufnr(a:window).")"
@@ -1024,7 +1029,7 @@ fu! csv#SplitHeaderLine(lines, bang, hor) "{{{3
         " disable airline
         let w:airline_disabled = 1
         let win = winnr()
-        setl scrollbind buftype=nowrite bufhidden=wipe noswapfile nobuflisted
+        setl scrollbind buftype=nofile bufhidden=wipe noswapfile nobuflisted
         noa wincmd p
         let b:csv_SplitWindow = win
         aug CSV_Preview