Can I ask what version of java you use using? This version requires Java 8
(which uses default methods on occasion).
--
Jody Garnett


On Mon, 18 Feb 2019 at 02:40, Dierberger, Christian <
christian.dierber...@airbus.com> wrote:

> Hi All,
>
> I get following Exception when I start my Application.
> I have upgraded my Application with Version 20.2.
>
> java.lang.AbstractMethodError:
> org.geotools.metadata.iso.citation.ContactImpl.getOnlineResource()Lorg/opengis/metadata/citation/OnlineResource;
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>         at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:498)
>         at
> org.geotools.metadata.PropertyAccessor.get(PropertyAccessor.java:451)
>         at
> org.geotools.metadata.PropertyAccessor.hashCode(PropertyAccessor.java:774)
>         at
> org.geotools.metadata.MetadataStandard.hashCode(MetadataStandard.java:304)
>         at
> org.geotools.metadata.AbstractMetadata.hashCode(AbstractMetadata.java:199)
>         at
> org.geotools.metadata.PropertyAccessor.hashCode(PropertyAccessor.java:776)
>         at
> org.geotools.metadata.MetadataStandard.hashCode(MetadataStandard.java:304)
>         at
> org.geotools.metadata.AbstractMetadata.hashCode(AbstractMetadata.java:199)
>         at java.util.HashMap.hash(HashMap.java:338)
>         at java.util.HashMap.put(HashMap.java:611)
>         at java.util.HashSet.add(HashSet.java:219)
>         at org.geotools.util.CheckedHashSet.add(CheckedHashSet.java:191)
>         at
> org.geotools.metadata.iso.citation.CitationImpl.<init>(CitationImpl.java:157)
>         at
> org.geotools.metadata.iso.citation.Citations.<clinit>(Citations.java:77)
>         at
> org.geotools.referencing.datum.DefaultGeodeticDatum.<clinit>(DefaultGeodeticDatum.java:61)
>         at
> org.geotools.referencing.crs.DefaultGeographicCRS.<clinit>(DefaultGeographicCRS.java:89)
>
> Thanks for any help,
> Christian
>
>
>
>
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