How To Fix IU771 - Table &: IMIG for Unicode not possible for pooled tables

IU771 - Overview

• Message type: E = Error

• Message class: IU - Incremental Conversion (ICNV)

• Message number: 771

• Message text: Table &: IMIG for Unicode not possible for pooled tables

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IU771 - Table &: IMIG for Unicode not possible for pooled tables ?

  The SAP error message IU771 indicates that there is an issue with the migration of pooled tables to a Unicode environment. This error typically arises when you attempt to migrate a non-Unicode database to a Unicode database, and it specifically pertains to pooled tables, which are not supported in a Unicode environment.
  
  Cause:
  
  Pooled Tables: Pooled tables are a type of database table in SAP that are designed to save space by storing multiple logical tables in a single physical table. However, these tables are not compatible with Unicode, which requires a different data storage format.
  Migration Process: During the migration process from a non-Unicode to a Unicode system, the system attempts to convert all tables, including pooled tables, which leads to this error since pooled tables cannot be converted to Unicode.
  
  
  Solution:
  
  Identify Pooled Tables: First, identify the pooled tables in your system. You can do this by checking the data dictionary (SE11) for