diff --git a/app/build.gradle b/app/build.gradle
index b0bcd84f..3db7b2a0 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,7 +6,9 @@ apply plugin: 'realm-android'
 // Crashlytics
 apply plugin: 'com.google.gms.google-services'
 apply plugin: 'com.google.firebase.crashlytics'
-//////////////
+// Serialization
+apply plugin: "kotlinx-serialization"
+
 
 repositories {
     maven { url 'https://jitpack.io' } // required for MPAndroidChart
@@ -99,7 +101,8 @@ dependencies {
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.6'
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.6"
     implementation "org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"
-    implementation("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0") // JVM dependency
+//    implementation("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0") // JVM dependency
+    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.4.1"
 
     // Android
     implementation 'androidx.appcompat:appcompat:1.1.0'
diff --git a/app/src/main/java/net/pokeranalytics/android/api/FreeConverterApi.kt b/app/src/main/java/net/pokeranalytics/android/api/FreeConverterApi.kt
index 77a3f364..1a8217b5 100644
--- a/app/src/main/java/net/pokeranalytics/android/api/FreeConverterApi.kt
+++ b/app/src/main/java/net/pokeranalytics/android/api/FreeConverterApi.kt
@@ -1,42 +1,53 @@
 package net.pokeranalytics.android.api
 
 import android.content.Context
-import com.android.volley.Request
+import com.android.volley.VolleyError
 import com.android.volley.toolbox.StringRequest
 import com.android.volley.toolbox.Volley
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.json.Json
-import kotlinx.serialization.json.JsonConfiguration
 import timber.log.Timber
 
+@Serializable
+data class RateResponse(var info: RateInfo)
+@Serializable
+data class RateInfo(var rate: Double)
+
 class FreeConverterApi {
 
 	companion object {
 
-		fun currencyRate(pair: String, context: Context, callback: (Double) -> (Unit)) {
+		fun currencyRate(fromCurrency: String, toCurrency: String, context: Context, callback: (Double?, VolleyError?) -> (Unit)) {
 
 			val queue = Volley.newRequestQueue(context)
-			val url = "https://free.currconv.com/api/v7/convert?q=${pair}&compact=ultra&apiKey=9b56e742a75392c8aeb7"
+//			val url = "https://free.currconv.com/api/v7/convert?q=${pair}&compact=ultra&apiKey=9b56e742a75392c8aeb7"
+
+			val url = "https://api.apilayer.com/exchangerates_data/convert?to=$toCurrency&from=$fromCurrency&amount=1"
 
 			// https://free.currconv.com/api/v7/convert?q=GBP_USD&compact=ultra&apiKey=5ba8d38995282fe8b1c8
 			// { "USD_PHP": 44.1105, "PHP_USD": 0.0227 }
 
-			val stringRequest = StringRequest(
-				Request.Method.GET, url,
-				{ response ->
-
-					val json = Json(JsonConfiguration.Stable)
-					val f = json.parseJson(response)
-					f.jsonObject[pair]?.primitive?.double?.let { rate ->
-						callback(rate)
-					} ?: run {
-						Timber.d("no rate: $response")
-					}
+			Timber.d("Api call = $url")
 
+			val stringRequest = object : StringRequest(
+				Method.GET, url,
+				{ response ->
+					val o = Json.decodeFromString<RateResponse>(response)
+					callback(o.info.rate, null)
 				},
 				{
+					callback(null, it)
 					Timber.d("Api call failed: ${it.message}")
-				})
+				}) {
+
+				override fun getHeaders(): MutableMap<String, String> {
+					val headers = HashMap<String, String>()
+					headers["apikey"] = "XnfeyID3PMKd3k4zTPW0XmZAbcZlZgqH"
+					return headers
+				}
 
+			}
 			queue.add(stringRequest)
 
 		}
diff --git a/app/src/main/java/net/pokeranalytics/android/model/filter/Query.kt b/app/src/main/java/net/pokeranalytics/android/model/filter/Query.kt
index 307c80ab..7c7c89bc 100644
--- a/app/src/main/java/net/pokeranalytics/android/model/filter/Query.kt
+++ b/app/src/main/java/net/pokeranalytics/android/model/filter/Query.kt
@@ -119,6 +119,7 @@ class Query {
 					is QueryCondition.QueryDataCondition<*> -> {
 						c.objectId?.let { return it }
 					}
+					else -> {}
 				}
 			}
 			return null
diff --git a/app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt b/app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt
index ec7318eb..e1d4b1b8 100644
--- a/app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt
+++ b/app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt
@@ -848,6 +848,7 @@ sealed class QueryCondition : RowRepresentable {
 				}
 				return realmQuery
 			}
+			else -> {}
 		}
 
 		if (this is CustomFieldRelated) {
diff --git a/app/src/main/java/net/pokeranalytics/android/model/realm/FilterCondition.kt b/app/src/main/java/net/pokeranalytics/android/model/realm/FilterCondition.kt
index 3568edf1..b299ef32 100644
--- a/app/src/main/java/net/pokeranalytics/android/model/realm/FilterCondition.kt
+++ b/app/src/main/java/net/pokeranalytics/android/model/realm/FilterCondition.kt
@@ -29,6 +29,7 @@ open class FilterCondition() : RealmObject() {
             is QueryCondition.ListOfDouble -> this.setValues(filterElementRows.flatMap { (it as QueryCondition.ListOfDouble).listOfValues })
             is QueryCondition.ListOfInt -> this.setValues(filterElementRows.flatMap { (it as QueryCondition.ListOfInt).listOfValues })
             is QueryCondition.ListOfString -> this.setValues(filterElementRows.flatMap { (it as QueryCondition.ListOfString).listOfValues })
+            else -> {}
         }
     }
 
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/activity/ImportActivity.kt b/app/src/main/java/net/pokeranalytics/android/ui/activity/ImportActivity.kt
index feeab09d..9a739237 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/activity/ImportActivity.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/activity/ImportActivity.kt
@@ -83,7 +83,7 @@ class ImportActivity : BaseActivity() {
 		when (requestCode) {
 			RequestCode.IMPORT.value -> {
 				if (resultCode == ResultCode.IMPORT_UNRECOGNIZED_FORMAT.value) {
-					showAlertDialog(context = this, message = R.string.unknown_import_format_popup_message, positiveAction = {
+					showAlertDialog(context = this, messageResId = R.string.unknown_import_format_popup_message, positiveAction = {
 						finish()
 					})
 				}
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/extensions/UIExtensions.kt b/app/src/main/java/net/pokeranalytics/android/ui/extensions/UIExtensions.kt
index 478bb7e6..0f1e9910 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/extensions/UIExtensions.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/extensions/UIExtensions.kt
@@ -3,7 +3,6 @@ package net.pokeranalytics.android.ui.extensions
 import android.app.Activity
 import android.content.ActivityNotFoundException
 import android.content.Context
-import android.content.DialogInterface
 import android.content.Intent
 import android.content.res.Resources
 import android.graphics.Bitmap
@@ -147,9 +146,9 @@ fun Activity.showAlertDialog(title: Int? = null, message: Int? = null) {
 	showAlertDialog(this, title, message)
 }
 
-fun Fragment.showAlertDialog(title: Int? = null, message: Int? = null) {
+fun Fragment.showAlertDialog(title: Int? = null, messageResId: Int? = null, message: String? = null) {
 	context?.let {
-		showAlertDialog(it, title, message)
+		showAlertDialog(it, title, messageResId, message)
 	}
 }
 
@@ -157,16 +156,20 @@ fun Fragment.showAlertDialog(title: Int? = null, message: Int? = null) {
  * Create and show an alert dialog
  */
 fun showAlertDialog(
-	context: Context, title: Int? = null, message: Int? = null, cancelButtonTitle: Int? = null, showCancelButton: Boolean = false,
+	context: Context, title: Int? = null, messageResId: Int? = null, message: String? = null, cancelButtonTitle: Int? = null, showCancelButton: Boolean = false,
 	positiveAction: (() -> Unit)? = null, negativeAction: (() -> Unit)? = null
 ) {
 	val builder = AlertDialog.Builder(context)
 	title?.let {
 		builder.setTitle(title)
 	}
+	messageResId?.let {
+		builder.setMessage(messageResId)
+	}
 	message?.let {
-		builder.setMessage(message)
+		builder.setMessage(it)
 	}
+
 	builder.setPositiveButton(net.pokeranalytics.android.R.string.ok) { _, _ ->
 		positiveAction?.invoke()
 	}
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/fragment/components/BaseFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/fragment/components/BaseFragment.kt
index 608b1326..1608817f 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/fragment/components/BaseFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/fragment/components/BaseFragment.kt
@@ -7,6 +7,7 @@ import android.os.Bundle
 import android.view.View
 import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.Fragment
+import com.google.android.material.snackbar.Snackbar
 import net.pokeranalytics.android.PokerAnalyticsApplication
 import net.pokeranalytics.android.R
 import net.pokeranalytics.android.ui.activity.components.BaseActivity
@@ -15,6 +16,7 @@ import net.pokeranalytics.android.ui.fragment.components.bottomsheet.BottomSheet
 import net.pokeranalytics.android.ui.view.RowRepresentable
 import net.pokeranalytics.android.ui.view.RowRepresentableEditDescriptor
 import net.pokeranalytics.android.util.CrashLogging
+import timber.log.Timber
 import java.io.File
 import java.util.*
 
@@ -183,4 +185,13 @@ abstract class BaseFragment : Fragment() {
 		return capability?.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET) ?: false
 	}
 
+	fun showSnackBar(message: String) {
+		this.view?.let { view ->
+			val snackBar = Snackbar.make(view, message, Snackbar.LENGTH_INDEFINITE)
+			snackBar.show()
+		} ?: run {
+			Timber.d("No parent view for snackbar")
+		}
+	}
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarDetailsFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarDetailsFragment.kt
index 2e3a1dbb..210b26ba 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarDetailsFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarDetailsFragment.kt
@@ -177,6 +177,7 @@ class CalendarDetailsFragment : BaseFragment(), StaticRowRepresentableDataSource
 				when (model.sessionTypeCondition) {
 					QueryCondition.IsCash -> query.add(QueryCondition.IsCash)
 					QueryCondition.IsTournament -> query.add(QueryCondition.IsTournament)
+					else -> {}
 				}
 
 				val requiredStats: List<Stat> = listOf(Stat.LOCATIONS_PLAYED, Stat.LONGEST_STREAKS, Stat.DAYS_PLAYED, Stat.STANDARD_DEVIATION_HOURLY)
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarFragment.kt
index 09eecc5e..02591d28 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/modules/calendar/CalendarFragment.kt
@@ -431,6 +431,7 @@ class CalendarFragment : RealmFragment(), CoroutineScope, StaticRowRepresentable
 								Calendar.MONTH,
 								condition.listOfValues.first()
 							)
+							else -> {}
 						}
 					}
 
@@ -478,6 +479,7 @@ class CalendarFragment : RealmFragment(), CoroutineScope, StaticRowRepresentable
 								Calendar.YEAR,
 								condition.listOfValues.first()
 							)
+							else -> {}
 						}
 					}
 					yearlyReports[calendar.time] = computedResults
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/modules/data/BankrollDataFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/modules/data/BankrollDataFragment.kt
index 996eac62..b9bea97b 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/modules/data/BankrollDataFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/modules/data/BankrollDataFragment.kt
@@ -15,6 +15,7 @@ import net.pokeranalytics.android.ui.activity.CurrenciesActivity
 import net.pokeranalytics.android.ui.activity.components.RequestCode
 import net.pokeranalytics.android.ui.adapter.RowRepresentableDataSource
 import net.pokeranalytics.android.ui.adapter.StaticRowRepresentableDataSource
+import net.pokeranalytics.android.ui.extensions.toast
 import net.pokeranalytics.android.ui.fragment.CurrenciesFragment
 import net.pokeranalytics.android.ui.view.RowRepresentable
 import net.pokeranalytics.android.ui.view.RowRepresentableEditDescriptor
@@ -137,7 +138,7 @@ class BankrollDataFragment : EditableDataFragment(), StaticRowRepresentableDataS
 
 	override fun charSequenceForRow(row: RowRepresentable, context: Context, tag: Int): CharSequence {
 		return when (row) {
-			SimpleRow.NAME -> if (bankroll.name.isNotEmpty()) bankroll.name else NULL_TEXT
+			SimpleRow.NAME -> bankroll.name.ifEmpty { NULL_TEXT }
 			BankrollPropertiesRow.CURRENCY -> {
 				bankroll.currency?.code?.let { code ->
 					Currency.getInstance(code).currencyCode
@@ -263,12 +264,24 @@ class BankrollDataFragment : EditableDataFragment(), StaticRowRepresentableDataS
 		}
 		this.lastRefreshRateCall = System.currentTimeMillis()
 
-		val currenciesConverterValue = "${bankroll.currency?.code}_${defaultCurrency.currencyCode}"
+//		val currenciesConverterValue = "${bankroll.currency?.code}_${defaultCurrency.currencyCode}"
 
-		FreeConverterApi.currencyRate(currenciesConverterValue, requireContext()) { rate ->
-			onRowValueChanged(rate, BankrollPropertiesRow.RATE)
-			isRefreshingRate = false
-			rowRepresentableAdapter.refreshRow(BankrollPropertiesRow.REFRESH_RATE)
+		bankroll.currency?.code?.let { from ->
+			val to = defaultCurrency.currencyCode
+			FreeConverterApi.currencyRate(from, to, requireContext()) { rate, error ->
+
+				rate?.let {
+					onRowValueChanged(rate, BankrollPropertiesRow.RATE)
+				}
+
+				error?.localizedMessage?.let { message ->
+					toast(message)
+				}
+
+//				onRowValueChanged(rate, BankrollPropertiesRow.RATE)
+				isRefreshingRate = false
+				rowRepresentableAdapter.refreshRow(BankrollPropertiesRow.REFRESH_RATE)
+			}
 		}
 
 		this.isRefreshingRate = true
@@ -280,7 +293,6 @@ class BankrollDataFragment : EditableDataFragment(), StaticRowRepresentableDataS
 		this.bankrollModel.selectedCaptureType.value?.let {
 			Preferences.setResultCaptureType(this.bankroll, it, requireContext())
 		}
-
 	}
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/modules/data/PlayerDataFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/modules/data/PlayerDataFragment.kt
index 5a5d2684..bd1c5fff 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/modules/data/PlayerDataFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/modules/data/PlayerDataFragment.kt
@@ -172,7 +172,7 @@ class PlayerDataFragment : EditableDataFragment(), StaticRowRepresentableDataSou
 				if (row.isValidForDelete(getRealm())) {
 					GlobalScope.launch(Dispatchers.Main) {
 						delay(300)
-						showAlertDialog(requireContext(), message = R.string.are_you_sure_you_want_to_delete, showCancelButton = true, positiveAction = {
+						showAlertDialog(requireContext(), messageResId = R.string.are_you_sure_you_want_to_delete, showCancelButton = true, positiveAction = {
 							player.deleteComment(row)
 							rowRepresentableAdapter.notifyDataSetChanged()
 						})
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/view/rows/FilterSectionRow.kt b/app/src/main/java/net/pokeranalytics/android/ui/view/rows/FilterSectionRow.kt
index e09a04ad..4d62f22d 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/view/rows/FilterSectionRow.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/view/rows/FilterSectionRow.kt
@@ -63,6 +63,7 @@ sealed class FilterSectionRow(override val resId: Int?) : RowRepresentable {
             is CustomField -> {
                 return customField.name
             }
+			else -> {}
         }
         return name
     }
diff --git a/build.gradle b/build.gradle
index 6ce66563..c357114f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.5.21'
+    ext.kotlin_version = '1.7.21'
     repositories {
         google()
         jcenter()
@@ -15,6 +15,9 @@ buildscript {
         classpath 'com.google.gms:google-services:4.3.4'
         classpath 'com.google.firebase:firebase-crashlytics-gradle:2.4.1'
 
+        // serialization
+        classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
+
     }
 }