I'm trying to delete some modules and keep getting the following errors:

2/6/2014 7:43:07 AMPage Load Exception host myElectrical  AssemblyVersion 7.1.2 PortalID 0 PortalName myElectrical UserID 1 UserName 
AssemblyVersion:7.1.2
PortalID:0
PortalName:myElectrical
UserID:1
UserName:host
ActiveTabID:36
ActiveTabName:Extensions
RawURL:/host/extensions/ctl/uninstall/rtab/36/packageid/keyfield/portalid/0?popUp=true
AbsoluteURL:/Default.aspx
AbsoluteURLReferrer:http://myelectrical.com/host/extensions/portalid/0
UserAgent:Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:80ccfbaa-4329-42bc-b2d6-ac1f2b9ff17d
InnerException:Object reference not set to an instance of an object.
FileName:
FileLineNumber:0
FileColumnNumber:0
Method:DotNetNuke.UI.Containers.ActionButtonList.get_ModuleActions
StackTrace:
Message:
DotNetNuke.Services.Exceptions.PageLoadException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.UI.Containers.ActionButtonList.get_ModuleActions()
   at DotNetNuke.UI.Containers.ActionButtonList.OnLoad(EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   --- End of inner exception stack trace ---
Source:
Server Name: hvps151
2/6/2014 7:43:07 AMModule Load Exception host myElectrical  ModuleId -1 ModuleDefId -1 FriendlyName ModuleControlSource AssemblyVersio 
ModuleId:-1
ModuleDefId:-1
FriendlyName:
ModuleControlSource:
AssemblyVersion:7.1.2
PortalID:0
PortalName:myElectrical
UserID:1
UserName:host
ActiveTabID:36
ActiveTabName:Extensions
RawURL:/host/extensions/ctl/uninstall/rtab/36/packageid/keyfield/portalid/0?popUp=true
AbsoluteURL:/Default.aspx
AbsoluteURLReferrer:http://myelectrical.com/host/extensions/portalid/0
UserAgent:Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:dcccb867-9c9a-4c00-a7d1-01ea9b5d55d6
InnerException:Object reference not set to an instance of an object.
FileName:
FileLineNumber:0
FileColumnNumber:0
Method:DotNetNuke.UI.Containers.ActionBase.get_ModuleContext
StackTrace:
Message:
DotNetNuke.Services.Exceptions.ModuleLoadException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.UI.Containers.ActionBase.get_ModuleContext()
   at DotNetNuke.UI.Containers.ActionBase.OnLoad(EventArgs e)
   --- End of inner exception stack trace ---
Source:
Server Name: hvps151
2/6/2014 7:43:07 AMGeneral Exception host myElectrical  AssemblyVersion 7.1.2 PortalID 0 PortalName myElectrical UserID 1 UserName 
AssemblyVersion:7.1.2
PortalID:0
PortalName:myElectrical
UserID:1
UserName:host
ActiveTabID:36
ActiveTabName:Extensions
RawURL:/host/extensions/ctl/uninstall/rtab/36/packageid/keyfield/portalid/0?popUp=true
AbsoluteURL:/Default.aspx
AbsoluteURLReferrer:http://myelectrical.com/host/extensions/portalid/0
UserAgent:Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:ba69961b-7ee5-405d-87bb-9489b7897b27
InnerException:Unhandled Error Adding Module to ContentPane
FileName:
FileLineNumber:0
FileColumnNumber:0
Method:System.Number.StringToNumber
StackTrace:
Message:
DotNetNuke.Services.Exceptions.ModuleLoadException: Unhandled Error Adding Module to ContentPane ---> System.FormatException: Input string was not in a correct format.
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at DotNetNuke.Modules.Admin.Extensions.UnInstall.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Control.AddedControl(Control control, Int32 index)
   at DotNetNuke.UI.Modules.ModuleHost.InjectModuleContent(Control content)
   at System.Web.UI.Control.EnsureChildControls()
   at DotNetNuke.UI.Containers.Container.get_ModuleControl()
   at DotNetNuke.UI.Containers.Container.ProcessModule()
   at DotNetNuke.UI.Skins.Pane.InjectModule(ModuleInfo module)
   --- End of inner exception stack trace ---
   at DotNetNuke.UI.Skins.Pane.InjectModule(ModuleInfo module)
   at DotNetNuke.UI.Skins.Skin.InjectModule(Pane pane, ModuleInfo module)
Source:
Server Name: hvps151
2/6/2014 7:43:07 AMGeneral Exception host myElectrical  AssemblyVersion 7.1.2 PortalID 0 PortalName myElectrical UserID 1 UserName 
AssemblyVersion:7.1.2
PortalID:0
PortalName:myElectrical
UserID:1
UserName:host
ActiveTabID:36
ActiveTabName:Extensions
RawURL:/host/extensions/ctl/uninstall/rtab/36/packageid/keyfield/portalid/0?popUp=true
AbsoluteURL:/Default.aspx
AbsoluteURLReferrer:http://myelectrical.com/host/extensions/portalid/0
UserAgent:Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:7e9d07be-414f-4cd4-8c52-d490d30eb5ce
InnerException:Input string was not in a correct format.
FileName:
FileLineNumber:0
FileColumnNumber:0
Method:System.Number.StringToNumber
StackTrace:
Message:
System.FormatException: Input string was not in a correct format.
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at DotNetNuke.Modules.Admin.Extensions.UnInstall.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Control.AddedControl(Control control, Int32 index)
   at DotNetNuke.UI.Modules.ModuleHost.InjectModuleContent(Control content)
   at System.Web.UI.Control.EnsureChildControls()
   at DotNetNuke.UI.Containers.Container.get_ModuleControl()
   at DotNetNuke.UI.Containers.Container.ProcessModule()
   at DotNetNuke.UI.Skins.Pane.InjectModule(ModuleInfo module)
Source:
Server Name: hvps151