How To Fix /GSINS/ER019 - Customer ID &1 isn't found in master data. Resident sign isn't defined

/GSINS/ER019 - Overview

• Message type: E = Error

• Message class: /GSINS/ER -

• Message number: 019

• Message text: Customer ID &1 isn't found in master data. Resident sign isn't defined

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.

Unfortunately, there isn't any extra information in this error notice.

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/GSINS/ER019 - Details

• The SAP error message /GSINS/ER019 Customer ID &1 isn't found in master data. Resident sign isn't defined typically indicates that the system is unable to find the specified customer ID in the master data, and it also suggests that there is an issue with the "resident sign" configuration for that customer.
  
  Cause:
  
  Missing Customer Master Data: The customer ID specified in the transaction does not exist in the customer master data. This could be due to data entry errors, or the customer may not have been created in the system.
  Resident Sign Not Defined: The error also indicates that the "resident sign" for the customer is not defined. This could mean that the necessary configuration or settings for the customer are incomplete or missing.
  
  
  Solution:
  
  
  Verify Customer ID:
  
  Check if the customer ID entered is correct. Ensure there are no typographical errors.
  Use transaction codes like XD03 (Display Customer) or FD03 (Display Customer - Financial) to search