Differences

This shows you the differences between two versions of the page.

--- rhino:error1921 [2016/01/14]
+++ rhino:error1921 [2020/08/14] (current)
@@ Line 1: / Line 1: @@
+====== Install Error 1921 (Rhino 5 for Windows) ======
+> **Summary:** //How to fix the installation Error 1921//
+> **Related installation help:** //[[installproblems|Troubleshooting Rhino 5 Installation]]//
+=====Problem=====
+The log file shows "Error 1921.  (1)Service 'McNeel Update Service 5.0' (McNeelUpdate) could not be stopped. Verify that you have sufficient privileges to stop system services."
+=====Answer=====
+**//Solution 1://**
+  * **Reboot Windows and run the installer again.** The Update Service starts when Rhino is launched so it will not be running after a restart.
+\\
+**//Solution 2://**
+  * **Manually stop the service**
+    - Run services.msc
+    - Find "McNeel Update Service 5.0"
+    - Right-click and choose Properties
+    - Change Startup type from Automatic to Disabled
+    - Close Services
+    - Restart Windows
+    - Install Rhino
+    - Run Services.msc again
+    - Change the Startup type for "McNeel Update Service 5.0" back to Automatic
+{{tag>rhino5installationerror_en}}

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