error message for variants that are not biallelic

[timyers]

Make error message for variants that are not biallelic more informative.

e.g.

i="rs7579722"
j="rs11640926"
LDpair(var1= i, var2= j, pop = c("CEU", "TSI", "FIN", "GBR", "IBS"), token = "mytoken", output = "table", file = FALSE)
Error in z[[7]] : subscript out of bounds

[731104]

Excuse me, have you solved the problem？