This may sound strange, but... Whenever your grab handles disappear, go to the string palette and drop a "Format Into String" function on your block diagram. Then delete it. That gets me my grab handles back 100% of the time.
-D
This may sound strange, but... Whenever your grab handles disappear, go to the string palette and drop a "Format Into String" function on your block diagram. Then delete it. That gets me my grab handles back 100% of the time.
-D