Everytime i reimport photos i worked with in photomatix back into Lightroom, there are keywords in Lightroom i've had already deleted a long time ago.
How can i get rid of them permanently?
Please click on the below link to remove keywords from Lightroom.
How to use keywords in Lightroom
Hope this helps.
Before editing in Photomatix, try selecting the photo and doing Metadata > Save Metadata To File. Does that fix the problem?
Retrieving data ...