How To Fix CNV_IUUC_DB_CONN154 - Unexpected character '&1' at end of string; row &2, column &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_DB_CONN - db connection

• Message number: 154

• Message text: Unexpected character '&1' at end of string; row &2, column &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_DB_CONN154 - Unexpected character '&1' at end of string; row &2, column &3 ?

  The SAP error message CNV_IUUC_DB_CONN154 indicates that there is an unexpected character in a string during a database connection operation, specifically in the context of data conversion or migration processes. This error typically arises in scenarios involving the SAP Landscape Transformation (SLT) or other data migration tools.
  Cause:
  The error message suggests that there is an unexpected character (&1) at the end of a string in a specific row (&2) and column (&3). This can occur due to several reasons:
  
  Data Quality Issues: The source data may contain invalid or unexpected characters that are not handled properly by the conversion process.
  Encoding Problems: There may be issues with character encoding, especially if the data is coming from different systems or databases.
  Configuration Errors: Incorrect configuration settings in the data migration or transformation tool may lead to improper handling of data.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Problematic Data:
  
  Check the specific row and column mentioned in the error message to identify the data causing the issue.
  Look for any special characters or unexpected formatting in the data.
  
  
  
  Data Cleansing:
  
  Clean the source data to remove or replace any invalid characters. This may involve using data cleansing tools or scripts to sanitize the data before migration.
  
  
  
  Check Encoding:
  
  Ensure that the character encoding of the source data matches the expected encoding in the target system. If necessary, convert the data to the correct encoding format.
  
  
  
  Review Configuration:
  
  Review the configuration settings of the data migration tool to ensure that they are set up correctly to handle the data being processed.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test migration with a smaller dataset to verify that the issue has been resolved.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or support notes related to the specific tool you are using (e.g., SLT, SAP Data Services) for additional guidance on handling such errors.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Logs and Traces: Review logs and traces generated during the migration process for more detailed information about the error.
  Community Forums: Consider reaching out to SAP community forums or support channels for assistance from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_IUUC_DB_CONN154 error in your SAP environment.