We have a site which was 5R2. Upgraded it to 6 and then 6R2 last month. Now, whenever I try installing Composer 4R2 I get the following error. However, If I create a new 6 R2 site and then install 4 R2 it installs fine.

---- INSTALLER LOG START ----

Started a transacted install

Copied extension_edit.gif

Copied Dropit.ComponentArt.Web.UI.dll

Copied Dropit.Extension.dll

Copied Dropit.Extension.UI.dll

Copied CompleteImportingScript.sql

Copied ajax10.config

Copied ajax35.config

Copied dropit.extension.config

Copied extension.episerverdata

Copied extension.upgrade.episerverdata

Copied GuidTranslation.sql

Copied PersonalizationBlockData.xml

Copied update.config

Copied web.config.xmlupdate

Copied web.config.xmlupdate.iis6

Copied web.config.xmlupdate.iis7

Copied AccessControl.ascx

Copied ActionButtonControl.ascx

Copied AddGroupDialog.ascx

Copied ConfirmDialog.ascx

Copied ExtensionCategories.ascx

Copied ExtensionCategoryAdd.ascx

Copied ExtensionSettings.ascx

Copied ExtensionTemplateList.ascx

Copied FunctionPropertyAdd.ascx

Copied FunctionTypeAccess.ascx

Copied FunctionTypeAdd.ascx

Copied FunctionTypeAvailableContentArea.ascx

Copied FunctionTypeInformation.ascx

Copied FunctionTypeList.ascx

Copied FunctionTypeProperties.ascx

Copied FunctionTypeRules.ascx

Copied Install.ascx

Copied PageTypeAccess.ascx

Copied PageTypeAdd.ascx

Copied PageTypeInformation.ascx

Copied PageTypeList.ascx

Copied PageTypeProperties.ascx

Copied PageTypeRules.ascx

Copied SettingAccessPersonalizationFunction.ascx

Copied SettingDefaultAccessFunctionType.ascx

Copied SettingDefaultAccessPageType.ascx

Copied ExtensionEditPageType.aspx

Copied ExtensionManager.aspx

Copied Install.aspx

Copied MembershipAccessLevel.aspx

Copied PersonalizationContainerPropertyControl.ascx

Copied PersonalizationFunction.ascx

Copied VisitorGroupList.aspx

Copied AccessRightsControl.ascx

Copied ConfirmDialog.ascx

Copied EditPageControl.ascx

Copied EditTool.ascx

Copied ExtensionDialog.ascx

Copied ExtensionToolButtonControl.ascx

Copied ExtensionXFormData.ascx

Copied FunctionBar.ascx

Copied GlobalBlockDialog.ascx

Copied GlobalFunctionReferences.ascx

Copied MessageBox.ascx

Copied PagesUsingGlobalFunction.ascx

Copied UsingInPages.ascx

Copied VersionList.ascx

Copied ClipboardHandler.ashx

Copied CreateContentFunction.aspx

Copied DeleteContentFunction.aspx

Copied FavoriteHandler.ashx

Copied LanguageBranchHandler.ashx

Copied LoadFunctionBar.aspx

Copied LoadPageStruct.aspx

Copied ReloadContentFunction.aspx

Copied SaveAsGlobalFunction.aspx

Copied SaveExtensionPage.aspx

Copied TestHarness.ashx

Copied UpdateFunctionBar.aspx

Copied VersionListHandler.ashx

Copied FunctionPickerReport.aspx

Copied blank.htm

Copied EditGlobalFunction.aspx

Copied ExtensionData.aspx

Copied ExtensionNewPage.aspx

Copied ExtensionShadow.aspx

Copied ExtensionWorkspace.aspx

Copied FunctionAccessRights.aspx

Copied FunctionPicker.aspx

Copied GlobalFunctionPropertyEditor.aspx

Copied PagePropertyEditor.aspx

Copied PropertyEditor.aspx

Copied TemplateAccessRights.aspx

Copied TemplatePropertyEditor.aspx

Copied Add.gif

Copied AddOff.gif

Copied Cancel.gif

Copied Check.gif

Copied CheckOff.gif

Copied Clear.gif

Copied Delete.gif

Copied DeleteOff.gif

Copied Down.gif

Copied DownOff.gif

Copied Edit.gif

Copied EditOff.gif

Copied Save.gif

Copied Up.gif

Copied UpOff.gif

Copied alpha.png

Copied bottom-left.png

Copied bottom-mid.png

Copied bottom-right.png

Copied bottom.gif

Copied bottom_content.gif

Copied bottom_left.gif

Copied bottom_mid.gif

Copied bottom_right.gif

Copied button_background.png

Copied button_left.png

Copied button_right.png

Copied close-down.png

Copied close-hover.png

Copied close.gif

Copied close.png

Copied error.png

Copied left.gif

Copied left.png

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Copied right.png

Copied spacer.gif

Copied top-left.png

Copied top-mid.png

Copied top-right.png

Copied top.gif

Copied top_left.gif

Copied top_mid.gif

Copied top_right.gif

Copied warning.png

Copied 1st_panel_collapse.png

Copied 1st_panel_expand.png

Copied 2nd_panel_collapse.png

Copied 2nd_panel_expand.png

Copied clipboard.gif

Copied clipboard.png

Copied close.gif

Copied collapse.gif

Copied collapse.png

Copied combined_block.gif

Copied content_block.gif

Copied content_layout.png

Copied dot_icon_block.png

Copied expand.gif

Copied expand.png

Copied favorites.gif

Copied favorites.png

Copied fb_collapse.gif

Copied fb_expand.gif

Copied fb_reset.gif

Copied fb_restore.gif

Copied folder.collapse.gif

Copied folder.expand.gif

Copied folder.gif

Copied fold_down.gif

Copied fold_up.gif

Copied global.gif

Copied global_functions.png

Copied hand_closed.cur

Copied hand_open.cur

Copied item.gif

Copied layout_block.gif

Copied left_drag.png

Copied left_hover.png

Copied left_normal.png

Copied line.gif

Copied line.png

Copied MenuIcon.png

Copied MenuIcon_Inverted.png

Copied middle_drag.png

Copied middle_hover.png

Copied middle_normal.png

Copied my_favorites.png

Copied personalization_block.gif

Copied recyclebin.gif

Copied reset.gif

Copied reset.png

Copied restore.gif

Copied right_drag.png

Copied right_hover.png

Copied right_normal.png

Copied spacer.gif

Copied template.gif

Copied trash.png

Copied type_combined.gif

Copied type_content.gif

Copied type_layout.gif

Copied alpha.png

Copied bottom-left.png

Copied bottom-mid.png

Copied bottom-right.png

Copied bottom.gif

Copied bottom_content.gif

Copied bottom_left.gif

Copied bottom_mid.gif

Copied bottom_right.gif

Copied cb_bottom_left.gif

Copied cb_bottom_mid.gif

Copied cb_bottom_right.gif

Copied cb_left_mid.gif

Copied cb_right_mid.gif

Copied cb_top_left.gif

Copied cb_top_mid.gif

Copied cb_top_right.gif

Copied close.png

Copied item_content_drag_left.png

Copied item_content_drag_left_hover.png

Copied item_content_drag_mid.png

Copied item_content_drag_mid_hover.png

Copied item_content_drag_right.png

Copied item_content_drag_right_hover.png

Copied item_global_drag_left.png

Copied item_global_drag_left_hover.png

Copied item_global_drag_left_notvisible.png

Copied item_global_drag_mid.png

Copied item_global_drag_mid_hover.png

Copied item_global_drag_mid_notvisible.png

Copied item_global_drag_right.png

Copied item_global_drag_right_hover.png

Copied item_global_drag_right_notvisible.png

Copied item_layout_drag_left.png

Copied item_layout_drag_left_hover.png

Copied item_layout_drag_mid.png

Copied item_layout_drag_mid_hover.png

Copied item_layout_drag_right.png

Copied item_layout_drag_right_hover.png

Copied item_personalization_drag_left.png

Copied item_personalization_drag_left_hover.png

Copied item_personalization_drag_mid.png

Copied item_personalization_drag_mid_hover.png

Copied item_personalization_drag_right.png

Copied item_personalization_drag_right_hover.png

Copied left.gif

Copied left.png

Copied right.gif

Copied right.png

Copied spacer.gif

Copied top-left.png

Copied top-mid.png

Copied top-right.png

Copied top.gif

Copied top_left.gif

Copied top_mid.gif

Copied top_right.gif

Copied arrow_right.gif

Copied arrow_right_hover.gif

Copied break_bg.gif

Copied gray.gif

Copied group_background.gif

Copied scroll_down.gif

Copied scroll_up.gif

Copied add_to_favorites.png

Copied add_to_favorites_over.png

Copied copy.gif

Copied copy_over.gif

Copied edit.gif

Copied edit_over.gif

Copied properties.gif

Copied properties_over.gif

Copied remove.gif

Copied remove_over.gif

Copied add_container.png

Copied add_group.png

Copied combined_block.gif

Copied content_block.gif

Copied copy.gif

Copied copy.png

Copied dot.gif

Copied dot2.gif

Copied dot_icon_block.png

Copied drag_container.png

Copied edit.gif

Copied error_block.gif

Copied global_block.gif

Copied hand_closed.cur

Copied hand_closed.gif

Copied hand_open.cur

Copied hand_open.gif

Copied layout_block.gif

Copied menu_arrow.png

Copied properties.gif

Copied properties.png

Copied remove.gif

Copied remove.png

Copied remove_container.png

Copied tool_separator.gif

Copied unavailable_edit.gif

Copied unavailable_rule.png

Copied unknown_block.gif

Copied visitor_container_bg.png

Copied visitor_group_bg.png

Copied visitor_group_note.gif

Copied background.gif

Copied background2.gif

Copied top_left.gif

Copied top_left2.gif

Copied top_left_active.gif

Copied top_left_active2.gif

Copied top_mid.gif

Copied top_mid2.gif

Copied top_mid_active.gif

Copied top_mid_active2.gif

Copied top_right.gif

Copied top_right2.gif

Copied top_right_active.gif

Copied top_right_active2.gif

Copied release.jpg

Copied standard.jpg

Copied start.jpg

Copied arrow_down.gif

Copied back-to-edit.png

Copied backgroundgradient.gif

Copied break.gif

Copied button_background.png

Copied button_left.jpg

Copied button_left.png

Copied button_right.jpg

Copied button_right.png

Copied cancel.gif

Copied cancel.png

Copied editpage.gif

Copied global-function-settings.gif

Copied help.png

Copied narrow.png

Copied preview.png

Copied save-as-template.png

Copied save-publish.png

Copied save-view.png

Copied saveandpublish.gif

Copied saveandview.gif

Copied saveastemplate.gif

Copied savenpublish.png

Copied savenview.png

Copied savetemplate.png

Copied tbc_background.gif

Copied tbc_background.png

Copied tb_background.gif

Copied toggle-borders-inactive.png

Copied toggle-borders.png

Copied toggle-headers-inactive.png

Copied toggle-headers.png

Copied VisitorGroup_icon.png

Copied dash.gif

Copied dashminus.gif

Copied dashplus.gif

Copied i.gif

Copied l.gif

Copied lminus.gif

Copied lplus.gif

Copied minus.gif

Copied noexpand.gif

Copied plus.gif

Copied r.gif

Copied rminus.gif

Copied rplus.gif

Copied t.gif

Copied tminus.gif

Copied tplus.gif

Copied dash.gif

Copied dashminus.gif

Copied dashplus.gif

Copied i.gif

Copied l.gif

Copied lminus.gif

Copied lplus.gif

Copied minus.gif

Copied noexpand.gif

Copied plus.gif

Copied r.gif

Copied rminus.gif

Copied rplus.gif

Copied t.gif

Copied tminus.gif

Copied tplus.gif

Copied picDisabled.jpg

Copied picEnabled.jpg

Copied admin_spinner.gif

Copied clear.gif

Copied Composer_white.png

Copied Composer_white_small.png

Copied ContextBackground.png

Copied extension3.gif

Copied extension_edit.gif

Copied fb_spinner.gif

Copied function_combined.png

Copied function_content.png

Copied function_global.png

Copied function_layout.png

Copied function_personalization.png

Copied function_unknown.png

Copied Gradients.png

Copied help.gif

Copied history_close.gif

Copied menu_checked.png

Copied movedown.gif

Copied movedownD.gif

Copied moveup.gif

Copied moveupD.gif

Copied spacer.gif

Copied spinner.gif

Copied spinner1.gif

Copied spinner2.gif

Copied spinner3.gif

Copied text_rich.png

Copied ToolButtonBg.gif

Copied visitorgroup-dialog-bottom.png

Copied visitorgroup-dialog-middle.png

Copied visitorgroup-dialog-top.png

Copied Warning.gif

Copied x3bg.gif

Copied Cookies.js

Copied Cookies.min.js

Copied Diagnostics.js

Copied Extension.CallbackClipboard.js

Copied Extension.CallbackContentFunction.js

Copied Extension.CallbackExtensionPage.js

Copied Extension.CallbackFavorite.js

Copied Extension.CallbackFunctionBar.js

Copied Extension.CallbackLanguageBranch.js

Copied Extension.CallbackLanguageBranch.min.js

Copied Extension.CallbackObject.js

Copied Extension.CallbackVersionList.js

Copied Extension.CallbackVersionList.min.js

Copied Extension.ContentArea.js

Copied Extension.ContentFunction.js

Copied Extension.ExtensionClient.js

Copied Extension.js

Copied Extension.LanguageManager.js

Copied Extension.Page.js

Copied Extension.Rule.js

Copied Extension.ToolButtonControl.js

Copied Extension.UI.AddGroupDialog.js

Copied Extension.UI.BaseItem.js

Copied Extension.UI.BaseModalDialog.js

Copied Extension.UI.BasePanel.js

Copied Extension.UI.BaseSubPanel.js

Copied Extension.UI.CategoryItem.js

Copied Extension.UI.CategoryPanel.js

Copied Extension.UI.ClipboardItem.js

Copied Extension.UI.ClipboardPanel.js

Copied Extension.UI.ConfirmDialog.js

Copied Extension.UI.ContentFunctionMenu.js

Copied Extension.UI.ContextMenu.js

Copied Extension.UI.ExtensionDialog.js

Copied Extension.UI.FunctionBar.js

Copied Extension.UI.GlobalBlockDialog.js

Copied Extension.UI.LanguageBranch.js

Copied Extension.UI.LanguageBranch.min.js

Copied Extension.UI.MessageBox.js

Copied Extension.UI.PreviewMode.js

Copied Extension.UI.PropertiesDialog.js

Copied Extension.UI.RecycleBinPanel.js

Copied Extension.UI.SubCategoryPanel.js

Copied Extension.UI.TemplateItem.js

Copied Extension.UI.VersionList.js

Copied Extension.UI.VersionList.min.js

Copied ExtensionMembershipAccessLevel.js

Copied JQ.js

Copied JQ.min.js

Copied jquery.DropShadow.js

Copied jquery.DropShadow.min.js

Copied jquery.OffsetFix.js

Copied jquery.PersonalizationCustomProperty.js

Copied jquery.PersonalizationCustomProperty.min.js

Copied JSFx.js

Copied json2.js

Copied json2.min.js

Copied Program.js

Copied Program.min.js

Copied prototype.js

Copied prototype.min.js

Copied Utils.js

Copied Utils.min.js

Copied x3.min.js

Copied ExtensionAdminUI.master

Copied ExtensionUI.master

Copied common.css

Copied dialog.css

Copied ext3core.css

Copied function.css

Copied functionbar.css

Copied functionmenu.css

Copied menustyle.css

Copied multipage.css

Copied PersonalizationCustomProperty.css

Copied PersonalizationCustomProperty.min.css

Copied sortablegrid.css

Copied tabstyle.css

Copied toolbar.css

Copied toolbutton.css

Copied treestyle.css

Copied x3.min.css

Copied blank.htm

Copied ExtensionDynamicContentControl.ascx

Copied ExtensionPageControl.ascx

Copied ResourceHandler.ashx

Copied module.config

Copied Dropit.Extension_DA.xml

Copied Dropit.Extension_EN.xml

Copied Dropit.Extension_FI.xml

Copied Dropit.Extension_NL.xml

Copied Dropit.Extension_NO.xml

Copied Dropit.Extension_SV.xml

Copied newtext_Dropit.Extension.xml

Copied newtext_Dropit.Extension_SENT.xml

Copied Install Composer.metadata

Copied Upgrade Composer.metadata

An error has occured and the transaction will be rolled back

Rolledback

An unhandled error has occured:

When executing

At C:\Program Files (x86)\EPiServer\CMS\6.1.379.0\Install\Modules\Composer 4.1\

Install Composer.ps1:138 char:20

+ Add-EPiServerData <<<<  $episerverDataFile $selectedWebApplication.Physical

Path $selectedWebApplication.ApplicationName -updateStartPageAttribute

False

=

Get-EPiIsBulkInstalling

At C:\Program Files (x86)\EPiServer\CMS\6.1.379.0\Install\Modules\Composer 4.1\Install Composer.ps1:138 char:20

+ Add-EPiServerData <<<<  $episerverDataFile $selectedWebApplication.PhysicalPath $selectedWebApplication.ApplicationName -updateStartPageAttribute

EPiServer.PlugIn.PlugInException

   at EPiServer.PlugIn.AssemblyTypeInfo.GetTypes()

   at EPiServer.PlugIn.AssemblyTypeInfo.ScanAssembly()

   at EPiServer.PlugIn.PlugInLocator.get_Assemblies()

   at EPiServer.PlugIn.PlugInLocator.FindPlugInAttributes()

   at EPiServer.PlugIn.PlugInRuntime.InitRunTimePlugins(Boolean reset)

   at EPiServer.PlugIn.PlugInRuntime.Start(Boolean reset)

   at EPiServer.Web.InitializationModule.InitializePluginRuntime(Boolean reset)

   at EPiServer.Install.CMS.Common.EPiServerCMSWrapper.InitalizeEPiServer(String webConfigPath)

   at EPiServer.Install.CMS.Common.EPiServerCMSWrapper.Initialize(String destinationPath, String virtualDirectory)

   at EPiServer.Install.CMS.Common.EPiServerCMSWrapper.Initialize(String destinationPath, String virtualDirectory)

   at EPiServer.Install.Common.AppDomains.RunInAppDomainInstaller.Install(IDictionary stateSaver)

   at EPiServer.Install.InstallationManager.Install(Installer installer)

   at EPiServer.Install.CMS.Modules.ModulesInstallationManager.ImportData(InstallationManager installationManager, String destinationDirectory, String virtualDirectory, String importSource, DatabaseDestination destination, Boolean updateStartPageAttribute, TimeSpan transactionTimeout)

   at EPiServer.Install.CMS.Modules.CmdLets.AddEPiServerData.ProcessRecord()

   at System.Management.Automation.Cmdlet.DoProcessRecord()

   at System.Management.Automation.CommandProcessor.ProcessRecord()

---- INSTALLER LOG END ----