Здравствуйте, mobot, Вы писали:

M>Как перевести сабж?
M>"I shall send you more errors/issues as I am testing the software. I do not want to be caught on the wrong foot."

Вот здесь есть похожее: http://english1.h1.ru/grammar/idioms.php?show=G#top

[get off on the wrong foot] {v. phr.} To make a bad start; begin with a mistake. * /Peggy got off on the wrong foot with her new teacher; she chewed gum in class and the teacher didn't like it./