tcfail008.hs:3: No instance for: `PrelBase.Num [taBA]'
    arising from the literal 2 at tcfail008.hs:3
 
tcfail008.hs:3: No instance for: `PrelBase.Num [taBA]'
    arising from the literal 2 at tcfail008.hs:3
 
tcfail008.hs:3: No instance for: `PrelBase.Num [PrelBase.Int]'
    arising from the literal 2 at tcfail008.hs:3


Compilation had errors