firefox下弹出调试器或主机应用程序正在何处运行

解决方案：把C:\WINDOWS\system32\Macromed\Flash\中NPSWF32.dll复制到后者文件夹C:\Program Files\Mozilla Firefox\plugins\中。

另外需要升级Flash Player为最新版。

Flash Player 10 Debugger下载

Flash Player 10 ActiveX control content debugger (for IE) (EXE, 2.12 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flashplayer_10_ax_debug.exe

IE浏览器用这个就可以了。

使用方法：把下载的flashplayer_10_sa_debug.exe放到C:\WINDOWS\System32文件夹下面
就可以正常Debug了。

Flash Player 10 Plugin content debugger (for Netscape-compatible browsers) (EXE, 2.09 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flashplayer_10_plugin_debug.exe

Firefox浏览器用这个。

使用Firefox浏览器flash player debug的方法

安装以上for Netscape-compatible browsers版本的插件或者

把C:\WINDOWS\system32\Macromed\Flash\中NPSWF32.dll复制到后者文件夹C:\Program Files\Mozilla Firefox\plugins\中。

重新启动Flex Builder，在Window->Preferences->General->Web Browser里选定Firefox。

Flash Player 10 Projector content debugger (EXE, 5.18 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flashplayer_10_sa_debug.exe

Flash Player 10 Plugin content debugger (Intel-based Macs) (6.31 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flashplayer_10_plugin_debug.dmg

Flash Player 10 Projector content debugger (ZIP, 6.22 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flashplayer_10_sa_debug.app.zip

Flash Player 10 Linux debugger and standalone players (TAR.GZ, 16.3 MB)
http://download.macromedia.com/pub/flashplayer/updaters/10/flash_player_10_linux_dev.tar.gz

Flash Player 9 Debugger下载

Flash Player 9 ActiveX control content debugger (for IE) (EXE, 1.61 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/flashplayer_9_ax_debug.exe

IE浏览器用这个。

Flash Player 9 Plugin content debugger (for Netscape-compatible browsers) (EXE, 1.57 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/flashplayer_9_plugin_debug.exe

Firefox浏览器用这个。

Flash Player 9 Projector content debugger (EXE, 3.73 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/sa_flashplayer_9_debug.exe

Flash Player 9 Plugin content debugger (Intel-based Macs) (6.31 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/flashplayer_9_plugin_debug_ub.dmg

Flash Player 9 Plugin content debugger (PowerPC-based Macs) (DMG, 3.39 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/flashplayer_9_plugin_debug.dmg

Flash Player 9 Projector content debugger (ZIP, 4.68 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/sa_flashplayer_9_debug.app.zip

Flash Player 9 Linux debugger and standalone players (TAR.GZ, 9.36 MB)
http://download.macromedia.com/pub/flashplayer/updaters/9/flash_player_9_linux_dev.tar.gz

Flash Player Debugger官方下载页面：
http://www.adobe.com/support/flashplayer/downloads.html