Steps to uninstall WFM from Servers.
Steps:
1.
Log in with a Workflow Manager Run As
Account or farm admin account to the WFM-installed server.
2.
Leave the farm.
a.
The Open Workflow Manager
configuration wizard runs in administrator mode.
b.
Click Next after selecting the Leave
farm option.
Leave
farm or Remove SB farm using below command.
i.
Remove-WFHost -verbose;
ii.
Remove-SBHost -verbose;
c.
You are not able to open the workflow
manager configuration wizard. Please follow the steps.
d.
Check to see if any certificates have
expired. If yes, we need to stop and disable the Windows Timer service and
Hyper-V synchronization service and change the system date back to certificate
expiry 2 days before to obtain the certificates temporarily.
3.
Recommendations:
a.
Always uninstall the updates before
uninstalling WFM and services. Bus
i.
There is a dependency on the software
for the update to be uninstalled.
ii.
The MSIs are packed separately, so
updates are not removed when you uninstall the software.
b.
Uninstall in this order:
i.
Updated (Service Bus , Workflow
manager )
ii.
Service Bus
iii.
Workflow Manager
iv.
Workflow Client
v.
Windows Fabric
c.
Before installing WFM, WebPi
frequently checks for a WF client.
i.
Ensure that it is removed before
re-attempting installation.
4.
Navigate to the control panel, then
to programs and features, then to uninstall a programs. View installed updates
on the left panel by clicking on that.
a.
Uninstall all the patches related to
Service Bus, Workflow Manager, Windows Fabric, and App Fabric if they exist in
the same order (windows fabric should be uninstalled last).
b.
Control Panel--> Programs and
Features--> Uninstall a Program-->
c.
Uninstall all the patches related to
Service Bus, Workflow Manager 1.0, Workflow Manager Client, Windows Fabric, and
App Fabric if they exist in the same order (windows fabric should be
uninstalled last).
a.
Click on start on windows and open
run and type "Regedit" click on enter. Registry Editor
Application is opens
b.
Navigate to
"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft" path
c.
Delete the registry hives for WFM and
SB under HKLM\software\Microsoft\Workflow manager (if exists).
d.
Delete the registry hives for WFM and
SB under HKLM\software\Microsoft\Service Bus (if exists).
e.
Delete the registry hives for WFM and
SB under HKLM\software\Microsoft\Workflow fabric (if exists).
a.
If you still see the Service Bus gate
on services.msc
b.
Delete the registry hives for WFM and
SB under HKLM\SYSTEM\CurrentControlSet\Services\ServiceBus Gateway (if exists).
5.
Navigate to the below path and check
if any folders are present. Proceed to delete.
a.
C:\Program Files\Workflow Manager
b.
C:\Program Files\Service Bus
c.
C:\Program Files\Windows Fabric
a.
C:\Program Files(X86)\Workflow
Manager
b.
C:\Program Files(X86)\Service Bus
c.
C:\Program Files(X86)\Windows Fabric
a.
C:\Program Data\Workflow Manager
b.
C:\Program Data\Service Bus
c.
C:\Program Data\Windows Fabric
a.
C:\Program Data\SF --> Delete
folder
6.
Open "services.msc"
and verify workflow manager related services are still running, restart the
server.
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