Check /logs to see what the problem was, and post a redacted version of the env and backtrace here. Alternately, if you check and some but not all posts were deleted, just keep hitting the button until it finishes.
Check /logs to see what the problem was, and post a redacted version of the env and backtrace here. Alternately, if you check and some but not all posts were deleted, just keep hitting the button until it finishes.