Oracle Primavera P6 has limits to the character count for various fields. When you export a project, we need to stay within that character limit for P6 XML/XER file to be compatible with other products.
| Name Type | Character Limit | 
| Project Name | 120 | 
| Activity and Task | 120 | 
| Group Name (WBS) | 100 | 
| Milestone | 120 | 
| Name of a Custom Code | 40 | 
| Options in Custom Code | 60 | 
| Calendar | 255 | 
| Activity ID | 40 | 
β
Note: All characters are counted as 1 character, except for the following 5 special characters, which are each counted as 5 characters each: < > & " '
