Do include error handling in the bootstrapping logic.
坚持在引导逻辑中包含错误处理代码。
Include error handling whenever practical and construct your own error messages.
只要可行，将错误处理纳入，并建构您自己的错误讯息。
For simplicity, we did not include error handling for cases such as an invalid operation called for the current state.
为了简单起见，我们并未包含处理对当前状态无效的操作调用等情况的错误处理。
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