Niagara 4 - N4 - EC-NET-4 - installation Key ring is corrupt

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EC-NET-4.xx / Niagara 4 installation Key ring is corrupt

After installing Niagara 4 or EC-NET-4 you recieve a message similar to the following :
C:\Niagara\EC-NET-4-xxx\bin>wb.exe

INFO [nre] Launching Niagara Runtime Environment
mar 01, 2016 5:03:27 PM com.tridium.nre.security.KeyRingFactory$GetKeyRingPrivil
egedAction run
SEVERE: Key ring is corrupt and unrecoverable.
Exception in thread "main" java.lang.RuntimeException: Unable to initialize key
ring
        at com.tridium.nre.bootstrap.Bootstrap.loadKeyRings(Bootstrap.java:111)
        at com.tridium.nre.bootstrap.Bootstrap.loadKeyRings(Bootstrap.java:60)
        at com.tridium.nre.bootstrap.Bootstrap.Main(Bootstrap.java:36)
Caused by: java.lang.SecurityException: Key ring is corrupt and unrecoverable.
        at com.tridium.nre.security.KeyRingFactory$GetKeyRingPrivilegedAction.ru
n(KeyRingFactory.java:105)
        at com.tridium.nre.security.KeyRingFactory$GetKeyRingPrivilegedAction.ru
n(KeyRingFactory.java:70)
        at java.security.AccessController.doPrivileged(Native Method)
        at com.tridium.nre.security.KeyRingFactory.getKeyRing(KeyRingFactory.jav
a:61)
        at com.tridium.nre.bootstrap.Bootstrap.loadKeyRings(Bootstrap.java:83)
        ... 2 more

C:\Niagara\EC-NET-4-xxx\bin>

 


 

Solution:


Delete all of the files in the following directory on your computer and then retry:
 
C:\Users\<WindowsUser>\Niagara4.xx\OEM\security
 
Where <WindowsUser> is the user your are currently logged into Windows with.


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