[quote]

Installation error: INSTALL_FAILED_DEXOPT

Please check logcat output for more details.

Launch canceled!

[/quote]



在开发android项目时碰到这个错误,只需将模拟器的wipe data选项选中即可
如图所示
[img]http://dl.iteye.com/upload/attachment/0064/8437/8db6956b-c569-3560-bcd5-63c9f7ee449c.gif[/img]