<f:entry title="${%Pod Labels}" field="podLabels">
        <f:repeatableHeteroProperty hasHeader="true" addCaption="${%Add Pod Label}"
                                    deleteCaption="${%Delete Pod Label}" />
    </f:entry>

Jul 31, 2019 1:24:29 PM hudson.ExpressionFactory2$JexlExpression evaluate
WARNING: Caught exception evaluating: h.filterDescriptors(it,attrs.descriptors) in /$stapler/bound/47f1d8ad-2867-4408-874b-e509636d2185/render. Reason: java.lang.NullPointerException: Descriptor list is null for context 'class hudson.model.Hudson' in thread 'Handling POST /$stapler/bound/47f1d8ad-2867-4408-874b-e509636d2185/render from 172.17.0.1 : qtp1717159510-91 KubernetesCloud/DescriptorImpl/config.jelly'
java.lang.NullPointerException: Descriptor list is null for context 'class hudson.model.Hudson' in thread 'Handling POST /$stapler/bound/47f1d8ad-2867-4408-874b-e509636d2185/render from 172.17.0.1 : qtp1717159510-91 KubernetesCloud/DescriptorImpl/config.jelly'
        at hudson.model.DescriptorVisibilityFilter.apply(DescriptorVisibilityFilter.java:73)
        at hudson.Functions.filterDescriptors(Functions.java:1876)