/Applications/Xcode.app/Contents/Developer/usr/bin/ibtool failed with exit code 255. The tool may have crashed. Please file a bug report at http://bugreport.apple.com with the above output and attach any crash logs for ibtool, ibtoold, Xcode, and Interface Builder Cocoa Touch Tool created around the time of this failure. These logs can be found in ~/Library/Logs/DiagnosticReports or /Library/Logs/DiagnosticReports.

遇到这个问题是由于在做全局替换(JJ替换成热浪)时，误将几个xib中id命名包含的JJ也替换成了热浪，导致Xcode的ibtool工具无法成功识别而出现crash。

全局替换前.jpg

全局替换后.jpg

要解决这个问题，只要用Open As Source Code的方式打开被修改的那几个xib文件，然后将热浪改成JJ就可以成功运行。