BLOB [Memo], editing possibe?

I have a table Qreport, besides others it contains a BLOB [Memo].
This contains plain text, actualy SQL statement.
Using HeidiSQL in Grid view when I cursor the Memo it will display the content in the lower pane.
Why can't I edit the content?
Did I miss a setting?

Walter

Already fixed for the next release:
http://sourceforge.net/support/tracker.php?aid=1545265

Thanks.
Hurry up, I need this, LOL

Walter