Calling a ReducerAggregator From C++ or .NET That Returns a NullImplementation$NullMap Value Results In The Error "unknown user type: 17" Being Reported by the Client
(Doc ID 1573612.1)
Last updated on FEBRUARY 03, 2019
Applies to:
Oracle Coherence - Version 3.7.1 to 3.7.1.8 [Release AS10g]Information in this document applies to any platform.
Symptoms
Using a ReducerAggregator from either a Coherence .NET or C++ client, which returns a null value, NullImplementation$NullMap, results in the error:
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |