It's the IF(LEN( and the CONCAT( part of this:
column.26.valueexpression=IF(LEN({project}.{lastNote}.{noteText})>140, CONCAT(SUBSTR({project}.{lastNote}.{noteText},0,139),"... "), IF(LEN({project}.{lastNote}.{noteText})>0, CONCAT({project}.{lastNote}.{noteText}," ")))
If the length of the post is l...