打开电脑中的IE文件时出现：该文件没有程序与之关联来执行该操作，请在控制面板地文件夹选项中创建关联,怎么解决?
首先确认c:\program files\internet explorer\下的iexplore.exe文件还在不在？如果不在就得重装下了，如果文件都存在，可试着将下列代码粘贴进文本文档里，保存为*.reg文件，双击合并进注册表
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}]
"InfoTip"=hex(2):40,00,73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,64,00,\
6c,00,6c,00,2c,00,2d,00,38,00,38,00,31,00,00,00
"LocalizedString"=hex(2):40,00,73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,\
64,00,6c,00,6c,00,2c,00,2d,00,38,00,38,00,30,00,00,00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\DefaultIcon]
@=hex(2):73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,64,00,6c,00,6c,00,2c,\
00,2d,00,31,00,39,00,30,00,00,00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\InProcServer32]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,\
64,00,6f,00,63,00,76,00,77,00,2e,00,64,00,6c,00,6c,00,00,00
"ThreadingModel"="Apartment"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell]
@="OpenHomePage"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage]
@="打开主页(&H)"
"MUIVerb"="@shdoclc.dll,-10241"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage\Command]
@="\"C:\\Program Files\\Internet Explorer\\iexplore.exe\""
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\ShellFolder]
"Attributes"=dword:00000024
"HideFolderVerbs"=""
"WantsParseDisplayName"=""
"HideOnDesktopPerUser"=""
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}]
"InfoTip"=hex(2):40,00,73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,64,00,\
6c,00,6c,00,2c,00,2d,00,38,00,38,00,31,00,00,00
"LocalizedString"=hex(2):40,00,73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,\
64,00,6c,00,6c,00,2c,00,2d,00,38,00,38,00,30,00,00,00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\DefaultIcon]
@=hex(2):73,00,68,00,64,00,6f,00,63,00,6c,00,63,00,2e,00,64,00,6c,00,6c,00,2c,\
00,2d,00,31,00,39,00,30,00,00,00
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\InProcServer32]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,\
64,00,6f,00,63,00,76,00,77,00,2e,00,64,00,6c,00,6c,00,00,00
"ThreadingModel"="Apartment"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell]
@="OpenHomePage"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage]
@="打开主页(&H)"
"MUIVerb"="@shdoclc.dll,-10241"
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage\Command]
@="\"C:\\Program Files\\Internet Explorer\\iexplore.exe\""
[HKEY_CLASSES_ROOT\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\ShellFolder]
"Attributes"=dword:00000024
"HideFolderVerbs"=""
"WantsParseDisplayName"=""
"HideOnDesktopPerUser"=""
编后：试了网络搜索到的N种方法都不行，最后是这个方法搞定。