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https://issues.apache.org/jira/browse/OAK-3979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15132059#comment-15132059
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Chetan Mehrotra commented on OAK-3979:
--------------------------------------

Looks fine. Looking at code we should then also fix it at 
JackrabbitNodeState#getChildNodeEntries

> RepositoryUpgrade skip on error must skip non existing node bundle
> ------------------------------------------------------------------
>
>                 Key: OAK-3979
>                 URL: https://issues.apache.org/jira/browse/OAK-3979
>             Project: Jackrabbit Oak
>          Issue Type: Improvement
>          Components: upgrade
>            Reporter: Chetan Mehrotra
>            Assignee: Julian Sedding
>            Priority: Minor
>             Fix For: 1.3.16
>
>         Attachments: OAK-3979.patch
>
>
> With OAK-2893 support was added to continue upgrade even if some issue exist 
> with some of node to copy. That change checks for {{ItemStateException}}. 
> However if the bundle is not present then NullPointerException is thrown 
> which gets ignored
> {noformat}
> Caused by: java.lang.NullPointerException: Could not load NodePropBundle for 
> id [ae3d4171-6ece-4e95-b6e4-3f487edf794e]
>     at 
> com.google.common.base.Preconditions.checkNotNull(Preconditions.java:236) 
> ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.BundleLoader.loadBundle(BundleLoader.java:62)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.JackrabbitNodeState.createChildNodeState(JackrabbitNodeState.java:349)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.JackrabbitNodeState.getChildNodeEntries(JackrabbitNodeState.java:320)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.nodestate.AbstractDecoratedNodeState.getChildNodeEntries(AbstractDecoratedNodeState.java:130)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.nodestate.NodeStateCopier.copyNodeState(NodeStateCopier.java:187)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.nodestate.NodeStateCopier.copyNodeState(NodeStateCopier.java:150)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.nodestate.NodeStateCopier.access$200(NodeStateCopier.java:72)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.nodestate.NodeStateCopier$Builder.copy(NodeStateCopier.java:397)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.RepositoryUpgrade.copyWorkspace(RepositoryUpgrade.java:866)
>  ~[na:na]
>     at 
> org.apache.jackrabbit.oak.upgrade.RepositoryUpgrade.copy(RepositoryUpgrade.java:438)
>  ~[na:na]
> {noformat}
> As a fix {{BundleLoader}} should throw {{ItemStateException}} instead of 
> {{NullpointerException}} when a NodePropBundle is missing for given id



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