This property allows you to set the number of significant characters to ensure the uniqueness of the GeneXus object names. Remember that there can't be two objects with the same name, which is why it is recommended that the assigned value is really significant.
This property is available in the properties window of the Knowledge Base Versions.
Number of characters in Object names.
Default Value = 128 (the minimum value is 6 characters and the maximum value is 128 characters)
Rebuild all objects
When using Cobol, Visual FoxPro (dbfs) or RPG Generator, the maximum value is 7.
Significant attribute name length property
Significant Table Name Length Property