Stripes when doing a bucket fill with pattern

moniaqua · **Joined:** Feb 07, 2019 **Posts:** 70

GIMP Version: 2.8.14
Operating System: Linux
OS Version: 18.04
GIMP Experience: Intermediate Level

I am trying to do dinassets mosaic tut on a scan of an old photograph.

Whenever I try to do the bucket fill with mosaic pattern, I get this:

Attachment:

Screenshot_2019-06-07_15-51-00.png [ 435.28 KiB | Viewed 8060 times ]

Bucket fill works fine on other pictures, it seems to be only on this one that the stripes occur. Where do I have to look?