How To Fix CNV_MBT_DEMO033 - Length of field &2 of table &1 (&3) is greater than &4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_DEMO - Messages for demo purposes

• Message number: 033

• Message text: Length of field &2 of table &1 (&3) is greater than &4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_DEMO033 - Length of field &2 of table &1 (&3) is greater than &4 ?

  The SAP error message CNV_MBT_DEMO033 indicates that there is a length issue with a specific field in a table during a data migration or conversion process. This error typically arises in the context of the SAP Migration Cockpit or during data transfer processes where the data being imported exceeds the defined length for a particular field in the target table.
  Cause:
  The error message can be broken down as follows:
  
  Field &2: This refers to the specific field in the table that is causing the issue.
  Table &1: This indicates the name of the table where the field is located.
  Length &3: This shows the actual length of the data being attempted to be inserted or updated.
  Max Length &4: This indicates the maximum allowed length for that field in the target table.
  
  The error occurs when the data being processed exceeds the maximum length defined for that field in the database schema. This can happen due to:
  
  Data inconsistencies between the source and target systems.
  Changes in the data model where the field length has been reduced in the target system.
  Incorrect data mapping during the migration process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Field and Table: Check the error message to identify the specific field and table that is causing the issue.
  
  
  Review Data Length: Examine the data being imported or migrated to see if it indeed exceeds the maximum length defined for that field.
  
  
  Adjust Data: If possible, modify the data in the source system to ensure that it fits within the allowed length. This may involve truncating strings or adjusting the data format.
  
  
  Modify Target Table Structure: If the data is valid and should be retained, consider altering the target table's structure to increase the length of the field. This can be done using transaction SE11 (Data Dictionary) to change the field length.
  
  
  Data Mapping: Review the data mapping configuration in the migration tool to ensure that the data types and lengths are correctly defined.
  
  
  Testing: After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the structure of the tables involved.
  Migration Cockpit: If you are using the SAP Migration Cockpit, refer to the documentation for specific guidelines on data mapping and field length considerations.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling this error.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.