Dorico 3 Elements doesn't recognize Kontakt 5 or 6

I tried this for Play 6 and got the “Killed 9” result.

Here’s what Mac Analytics in console had to say: (running Mojave 10.14.16)

com.apple.message.domain: com.apple.crashreporter.writereport.crash
com.apple.message.signature: vst2xscanner
com.apple.message.signature2: UNBUNDLED ||| ??? (0)
com.apple.message.signature3: UNKNOWN
com.apple.message.result: NO
com.apple.message.summarize: YES
SenderMachUUID: 235D1132-04A1-31E2-98BB-E70F134324FC