Fixes crash

app/src/main/java/net/pokeranalytics/android/model/migrations/Patcher.kt

@@ -34,11 +34,13 @@ class Patcher {
 
 		fun patchDefaultTransactionTypes(context: Context) {
 			val realm = Realm.getDefaultInstance()
-			val tts = realm.where(TransactionType::class.java).findAll()
+			realm.executeTransaction {
-			tts.forEach { tt ->
+				val tts = realm.where(TransactionType::class.java).findAll()
-				tt.kind?.let { kind ->
+				tts.forEach { tt ->
-					val value = TransactionType.Value.values()[kind]
+					tt.kind?.let { kind ->
-					tt.name = value.localizedTitle(context)
+						val value = TransactionType.Value.values()[kind]
+						tt.name = value.localizedTitle(context)
+					}
 				}
 			}
 		}