How To Fix C7135 - Error while reading internal table Operation

SAP Error Message - Details

• Message type: E = Error

• Message class: C7 - Scheduling

• Message number: 135

• Message text: Error while reading internal table Operation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C7135 - Error while reading internal table Operation ?

  The SAP error message C7135, "Error while reading internal table Operation," typically occurs in the context of SAP's production planning or project management modules. This error indicates that there is an issue with accessing or processing an internal table that is supposed to hold operation data.
  Causes:
  
  Data Inconsistency: The internal table may contain inconsistent or corrupted data, which prevents the system from reading it properly.
  Program Logic Error: There may be a bug in the ABAP code that is trying to read the internal table, such as incorrect indexing or logic that leads to an invalid state.
  Missing Data: Required data for the operation may be missing, leading to an inability to read the internal table correctly.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain data, which can lead to errors when trying to read the internal table.
  System Performance Issues: If the system is under heavy load, it