:b " throws an internal error

[staticshock]

:b
Error detected while processing function 12_buffalo..7:
line 2:
E15: Invalid expression: "
Error detected while processing function 12_buffalo:
line 47:
E117: Unknown function: buffers
E116: Invalid arguments for function len(bl.buffers().to_l()) == 1 && (!exists('g:buffalo_autoaccept') || g:buffalo_autoaccept)
E15: Invalid expression: len(bl.buffers().to_l()) == 1 && (!exists('g:buffalo_autoaccept') || g:buffalo_autoaccept)

[dahu]

The buffalo depends on Vimple

[staticshock]

I have vimple