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"MappingException: Cannot find previously persisted Reusable Mapping Component when initializing node RMC stack" when Executing Mapping in ODI 12c (Doc ID 2300393.1)

Last updated on APRIL 11, 2023

Applies to:

Oracle Data Integrator - Version 12.1.2.0.0 and later
Oracle Data Integrator on Marketplace - Version 12.2.1.4.200123 and later
Information in this document applies to any platform.

Symptoms

When attempting to run a Mapping (not necessarily a Reusable Mapping) in Oracle Data Integrator (ODI) 12c, the following error is returned:

oracle.odi.domain.mapping.exception.MappingException: Cannot find previously persisted Reusable Mapping Component when initializing node RMC stack.[[
   at oracle.odi.domain.mapping.physical.MapPhysicalNode$RMCStackPropertyManager.getRMCStack(MapPhysicalNode.java:6166)
   at oracle.odi.domain.mapping.physical.MapPhysicalNode.internalReloadRMCStack(MapPhysicalNode.java:6048)
   at oracle.odi.domain.mapping.physical.MapPhysicalNode.getContextualComponent(MapPhysicalNode.java:1128)
   at oracle.odi.domain.mapping.physical.MapPhysicalNode.getReusableMappingComponents(MapPhysicalNode.java:5324)
   at oracle.odi.domain.mapping.physical.MapPhysicalNode.getLogicalCPKey(MapPhysicalNode.java:1174)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.addNodeToMap(MapPhysicalDesign.java:1175)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.initPhysicalNodeMap(MapPhysicalDesign.java:1155)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.findNodes(MapPhysicalDesign.java:1059)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.findNonReferenceNode(MapPhysicalDesign.java:1390)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.internalGetOrderedComponents(MapPhysicalDesign.java:2261)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.getOrderedComponentTree(MapPhysicalDesign.java:2174)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.calculateSpec(MapPhysicalDesign.java:1671)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.calculateSpec(MapPhysicalDesign.java:1568)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.calculateSpec(MapPhysicalDesign.java:1551)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.validate(MapPhysicalDesign.java:6916)
   at oracle.odi.domain.mapping.physical.MapPhysicalDesign.validate(MapPhysicalDesign.java:6885)
   at oracle.odi.domain.mapping.generator.MappingGenerator.generateExecutableDetails(MappingGenerator.java:702)
   at oracle.odi.domain.mapping.generator.MappingGenerator.generateSession(MappingGenerator.java:367)
   at oracle.odi.domain.mapping.generator.MappingGenerator.generateSession(MappingGenerator.java:326)
   ...

Cause

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