2276599 - RFC_ERROR_LOGON_FAILURE: Incomplete logon data | SAP Knowledge Base Article

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2276599 - RFC_ERROR_LOGON_FAILURE: Incomplete logon data

Symptom

The user clicks on a portal tab or Java webdynpro application which connects to the backend server using JCo destination/system connection using SSO (Single Sign On) and it fails with the below error:

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A critical error has occured. Processing of the service was terminated. Unsaved data has been lost. Contact your system administrator. Incomplete logon data. Incomplete logon data.:com.sap.mw.jco.JCO$Exception: (103) RFC_ERROR_LOGON_FAILURE: Incomplete logon data at com.sap.mw.jco.MiddlewareJRfc.generateJCoException(MiddlewareJRfc.java:55 Caused by: RfcException: [null] message: Incomplete logon data.
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Environment

  • Release Independent
  • SAP NetWeaver

Product

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

Keywords

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-JAS-SEC , Security, User Management , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem

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