Message type: E = Error
Message class:  OIJ_EL_ETS - APO-TSW: Event Manager Related Messages 
Message number: 002
Message text: Event Manager: Logical System Error.
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
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The SAP error message OIJ_EL_ETS002, which indicates a "Logical System Error" in the Event Manager, typically arises in the context of SAP's Event Management (EM) module. This error can occur due to various reasons related to configuration, data inconsistencies, or system settings. Here’s a breakdown of potential causes, solutions, and related information: Causes: Incorrect Logical System Configuration: The logical system may not be correctly defined in the system settings or may not match the expected configuration. Missing or Inactive Logical System: The logical system that is being referenced may not exist or may be inactive in the system. Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing entries in the relevant tables. Authorization Issues: The user may not have the necessary authorizations to access the logical system or the data associated with it. Transport Issues: If the logical system was recently transported from another environment, there may be issues related to
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