在使用HTS的开源合成包的时候，在make cmp的时候总是随机的提示一句错误，不知道有没有碰到过的？谢谢！

Composing training data for 0091
Composing training data for 0092
Composing training data for 0093
Composing training data for 0094
Composing training data for 0095
'.' outside of string in pack at scripts/window.pl line 115, line 3.
Composing training data for 0096
'.' outside of string in pack at scripts/window.pl line 115, line 3.