1544135 - Active component must exist when getting interface controller | SAP Knowledge Base Article

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1544135 - Active component must exist when getting interface controller


The operation of a WebDynpro for Java application fails with the below error on servers with release SAP NW 6.40 and 7.00:

[EXCEPTION] com.sap.tc.webdynpro.services.exceptions.WDRuntimeException: ComponentUsage(FPMConfigurationUsage): Active component must exist when getting interface controller. (Hint: Have you forgotten to create it with createComponent()? Should the lifecycle control of the component usage "createOnDemand"? at com.sap.tc.webdynpro.progmodel.components.ComponentUsage.ensureActiveComponent(ComponentUsage.java:773)
at com.sap.tc.webdynpro.progmodel.components.ComponentUsage.getInterfaceControllerInternal(ComponentUsage.java:348) at com.sap.tc.webdynpro.progmodel.components.ComponentUsage.getInterfaceController(ComponentUsage.java:335

On SAP servers on release 7.1 and higher, the error is:
JCO exception occurred while execution of the ARFC2 executable model object for destination.
Error during ping operation: Initialization of destination HRSS2G_MODEL_DEST failed: Name or password is incorrect on <SID> mshost <hostname>



  • Release Independent
  • SAP NetWeaver


SAP Composition Environment all versions ; SAP NetWeaver Application Server for Java all versions ; SAP NetWeaver all versions ; SAP Process Integration all versions ; SAP Solution Manager all versions


com.sap.tc.webdynpro.services.exceptions.WDRuntimeException, FPMConfigurationUsage, ESS not working, SRM issue, JCO destinations, SSO issue, ticket failed,communication issue, MSS error, rfcexception, RFC_ERROR_COMMUNICATION, CONNECT TO MESSAGE SERVER FAILED, , KBA , BC-WD-JAV , Web Dynpro Java , BC-MID-CON-JCO , Java-Connector , Problem

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