java.io.OptionalDataException

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    • java.io.OptionalDataException at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1346) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) at com.esri.arcgis.addinframework.InternalExtension.readExternal(Unknown Source) at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1795) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1754) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1326) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) at com.esri.arcgis.interop.extn.PersistHelper.load(Unknown Source)

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