How To Fix QE290 - Entry & & is not defined in table TQ78 (system error)

QE290 - Overview

• Message type: E = Error

• Message class: QE - RM-QSS Fehlertexte zur Ergebniserfassung

• Message number: 290

• Message text: Entry & & is not defined in table TQ78 (system error)

Self-Explanatory Message

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message QE290 - Entry & & is not defined in table TQ78 (system error) ?

  The SAP error message QE290 indicates that there is an issue with the configuration of the Quality Management (QM) module, specifically related to the table TQ78, which is used for defining inspection types and their characteristics.
  
  Cause:
  The error message "QE290 Entry & & is not defined in table TQ78" typically occurs when:
  
  An inspection type is being referenced that does not exist in the TQ78 table.
  There may be a missing or incorrect configuration for the inspection type in the Quality Management settings.
  The system is trying to access an inspection type that has not been properly defined or has been deleted.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Inspection Type Configuration:
  
  Go to transaction code SPRO to access the SAP Customizing Implementation Guide.
  Navigate to Quality Management > Quality Planning > Master Data > Inspection Characteristics > Define Inspection Types.
  Verify that the inspection type you are trying to use is defined in the system.
  
  
  
  Review