1. うまい方法がない。

2. 始末におえない。

there's no (other) way​

cannot be helped ; unavoidable ; inevitable ; (there's) nothing one can do ; having no choice

it's no use (doing) ; pointless ; useless ; no good ; insufficient ; not enough

hopeless (person) ; annoying ; troublesome ; awful

cannot stand it ; unbearable ; cannot help (doing, feeling) ; dying (to do)

仕様 - ない