Designers might withdraw designs if they think they’re no longer in the running for your contest prize, or they don’t want to be involved with the contest for some other reason.
There are plenty of reasons designers may not want to be involved in a contest:
If you find that one of your favorite designs has been withdrawn, feel free to contact the designer who made it.
If you find that designers are withdrawing their entries from your contest, it’s a good idea to brush up on our guidelines for running a successful design contest.