[wix-users] Can't Access CustomData during uninstall

[Edwin Castro]

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--
Edwin G. Castro


On Wed, Mar 27, 2019 at 12:30 PM Paul McMillan, Sr. via wix-users <
wix-users at lists.wixtoolset.org> wrote:

> How do i get taken off this distribution list?
>
> Sent from my iPhone
>
> > On Mar 27, 2019, at 1:04 PM, Justin Cox via wix-users <
> wix-users at lists.wixtoolset.org> wrote:
> >
> > So the error was in my catch block, which I threw to an immediateCA error
> > catcher, which sets a variable, then writes it to a log after exiting the
> > CA.  Fixing that, the error I'm getting now is:
> >
> > System.Collection.Generic.KeyNotFoundException: The given key was not
> > present in the dictionary,
> >  at System.Collections.Generic.Dictionary'2.get_Item(TKey key)
> >  at XXXXXShared.DPWixExtension.UninstallFolders(Session session)
> >
> > So it still seems it's not getting the FolderList variable, even though
> the
> > log shows it's being set.  I'm stumped!
> >
> >
> >
> >> On Tue, Mar 26, 2019 at 8:11 PM Rob Mensching <rob at firegiant.com>
> wrote:
> >>
> >> The stack trace seems to show the custom action trying to set a
> property:
> >>
> >>   at Microsoft.Deployment.WindowsInstaller.Session.set_Item(String
> >> property, String value)
> >>
> >> PS: don't write your custom action like this, add temporary rows to
> tables
> >> instead.
> >>
> >> _____________________________________________________________
> >> Short replies here. Complete answers over there:
> >> http://www.firegiant.com/
> >>
> >> -----Original Message-----
> >> From: wix-users <wix-users-bounces at lists.wixtoolset.org> On Behalf Of
> >> Justin Cox via wix-users
> >> Sent: Tuesday, March 26, 2019 5:38 PM
> >> To: WiX Toolset Users Mailing List (wix-users at lists.wixtoolset.org) <
> >> wix-users at lists.wixtoolset.org>
> >> Cc: Justin Cox <cox.justin.a at gmail.com>
> >> Subject: [wix-users] Can't Access CustomData during uninstall
> >>
> >> I have custom scripts to backup folders during an install, rollback, and
> >> uninstall.  they all work except for the uninstall.
> >> I set the value:
> >>  <CustomAction Id="SetFolderValuesUninstall" Property="UninstallFolders"
> >> Value="FolderList=[INSTALLCLIENTINTERFACEDIR]"/>
> >>
> >> I execute the command:
> >>  <CustomAction Id="UninstallFolders" BinaryKey="XXXXXShared.CA.dll"
> >> DllEntry="UninstallFolders" Return="check" Execute="deferred" />
> >>
> >> My C# code is:
> >>        [CustomAction]
> >>        public static ActionResult UninstallFolders(Session session)
> >>        {
> >>            ActionResult ar = ActionResult.Success;
> >>            try
> >>            {
> >>                string folderlist =
> session.CustomActionData["FolderList"];
> >>                MessageBox.Show("FolderList = " + folderlist);
> >>                List<string> foldersToDelete =
> >> folderlist.Split('|').ToList();
> >>                ar = DeleteFolders(foldersToDelete, session);
> >>                return ar;
> >>            }
> >>            catch (Exception ex)
> >>            {
> >>                ar = immediateErrorCatcher(ex, session);
> >>                return ar;
> >>            }
> >>        }
> >>
> >> Everything works fine during the install, but during the uninstall, it
> >> sets the value correctly:
> >>
> >> MSI (s) (60:04) [17:33:58:021]: PROPERTY CHANGE: Adding UninstallFolders
> >> property. Its value is
> >> 'FolderList=C:\inetpub\wwwroot\XXXXXClientInterface\'.
> >>
> >> Then, I get this error in verbose logging:
> >> Calling custom action
> >> XXXXXShared!XXXXXShared.DPWixExtension.UninstallFolders
> >> Exception thrown by custom action:
> >> System.Reflection.TargetInvocationException: Exception has been thrown
> by
> >> the target of an invocation. --->
> >> Microsoft.Deployment.WindowsInstaller.InstallerException: Cannot access
> >> session details from a non-immediate custom action
> >>   at
> Microsoft.Deployment.WindowsInstaller.Session.ValidateSessionAccess()
> >>   at Microsoft.Deployment.WindowsInstaller.Session.set_Item(String
> >> property, String value)
> >>   at XXXXXShared.DPWixExtension.immediateErrorCatcher(Exception ex,
> >> Session ses)
> >>   at XXXXXShared.DPWixExtension.UninstallFolders(Session session)
> >>   --- End of inner exception stack trace ---
> >>   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object
> >> arguments, Signature sig, Boolean constructor)
> >>   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object
> obj,
> >> Object parameters, Object arguments)
> >>   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags
> >> invokeAttr, Binder binder, Object parameters, CultureInfo culture)
> >>   at
> >>
> >>
> Microsoft.Deployment.WindowsInstaller.CustomActionProxy.InvokeCustomAction(Int32
> >> sessionHandle, String entryPoint, IntPtr remotingDelegatePtr)
> CustomAction
> >> UninstallFolders returned actual error code 1603 (note this may not be
> 100%
> >> accurate if translation happened inside sandbox)
> >>
> >>
> >> the error is happening when I hite "string folderlist =
> >> session.CustomActionData["FolderList"];"
> >>
> >> Is it possible to pass CustomActionData during an uninstall? Or has the
> >> installer already thrown out those variables?
> >>
> >> ____________________________________________________________________
> >> WiX Toolset Users Mailing List provided by FireGiant
> >> http://www.firegiant.com/
> >>
> >
> >
> > --
> >
> > *Justin Cox*
> >
> >
> >
> > Senior Human Resource Manager
> >
> > T. 913-684-4819 *•* M. 304-617-4845 *•*cox.justin.a at gmail.com *•* United
> > States Army *•*linkedin.com/in/jcox4
> >
> > ____________________________________________________________________
> > WiX Toolset Users Mailing List provided by FireGiant
> http://www.firegiant.com/
>
> ____________________________________________________________________
> WiX Toolset Users Mailing List provided by FireGiant
> http://www.firegiant.com/