Gating DNA runtimes during pref load.

code/modules/admin/verbs/randomverbs.dm

@@ -473,9 +473,10 @@ Traitors and the like can also be revived with the previous role mostly intact.
 		new_character.mind.assigned_role = global.using_map.default_job_title//If they somehow got a null assigned role.
 
 	//DNA
-	new_character.dna.ready_dna(new_character)
-	if(record_found)//Pull up their name from database records if they did have a mind.
-		new_character.dna.unique_enzymes = record_found.get_dna()
+	if(new_character.dna)
+		new_character.dna.ready_dna(new_character)
+		if(record_found)//Pull up their name from database records if they did have a mind.
+			new_character.dna.unique_enzymes = record_found.get_dna()
 	new_character.key = G_found.key
 
 	/*

code/modules/client/preferences.dm

@@ -413,8 +413,11 @@ var/global/list/time_prefs_fixed = list()
 	if(LAZYLEN(appearance_descriptors))
 		character.appearance_descriptors = appearance_descriptors.Copy()
 
-	character.dna.ready_dna(character)
-	character.dna.b_type = client.prefs.blood_type
+	if(character.dna)
+		character.dna.ready_dna(character)
+		if(client.prefs?.blood_type)
+			character.dna.b_type = client.prefs.blood_type
+
 	character.force_update_limbs()
 	character.update_mutations(0)
 	character.update_body(0)