According to Data, the coordinates Commander Riker provides will "place the ore off the starboard bow". When they beam the ore and fire the phasers, the shot and the ore are off the port bow.
On the outpost during the festival, Dr. Crusher asks Worf what "Molor" is saying, since he is speaking in Klingon. What happened to the ubiquitous universal translator?
K'mtar says Kurn sent him to watch over Worf because of an assassination plot. But no one questions his appearance at this time and place. They are only on the Klingon outpost because the Enterprise was delayed in this area waiting for a rendezvous.
On the Klingon colony, Alexander asks Worf for money. The Federation supposedly has no money.
Riker mentions bio-metic gel, the correct name is bio-mimetic gel.