Resolution:
Description:
============
The error occurs when using a non-dialog user to connect to SAP and the "ABAP Debug" feature is enabled in adapter.

Environment:
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   o All versions of TIBCO Adapter for SAP (R/3) on all Platforms
   o All versions of SAP systems.

Symptoms:
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At startup of the adr3 an error "103/RFC_ERROR_LOGON_FAILURE/Log on with a dialog user" is shown. The user type in SAP is "System".

Cause:
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To work with Adapter SAP GUI and ABAP Debug User, User needs to be "Dialog" user as it launches the UI. This is SAP requirement. Without "Dialog" user this feature will not work.

Resolution:
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Follow either of below steps:
a) Configure the adapter to logon to the SAP with a "Dialog" user.
b) Go to the Client Connection used by the adapter instance in Designer and set the ABAP Debug as 0 to disable this feature.

Error "RFC_ERROR_LOGON_FAILURE" occurs when using a "System" user with the "ABAP Debug" feature enabled in TIBCO ActiveMatrix (R) Adapter for SAP