Tested it with all installed previews on my computer. The last installed preview in which naming a splicer works is 5.3-0231, the first preview throwing that error is 5.3-0249 - so must have happened somewhere in between.
Tested it with all installed previews on my computer. The last installed preview in which naming a splicer works is 5.3-0231, the first preview throwing that error is 5.3-0249 - so must have happened somewhere in between.