Error 1:

 name 'IVS6+3A>G a99627321g'; get from 99627319 -40 to same +40 direction + with a99627321g;
                                                 #11                                                       #12
                                                              ^99627319^-40^99627279^40^99627359
Mutation:       at 99627321 a->g
 ---error--------------------------------------------------------------------------------------------------^211
On the positively oriented strand, the old base at 99627321 is NOT a!  It is c.