diff --git a/app/src/main/kotlin/com/simplemobiletools/calculator/activities/WidgetConfigureActivity.kt b/app/src/main/kotlin/com/simplemobiletools/calculator/activities/WidgetConfigureActivity.kt
index b2a87987..9baa43ee 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calculator/activities/WidgetConfigureActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calculator/activities/WidgetConfigureActivity.kt
@@ -64,7 +64,7 @@ class WidgetConfigureActivity : SimpleActivity() {
     }
 
     private fun saveConfig() {
-        val appWidgetManager = AppWidgetManager.getInstance(this)
+        val appWidgetManager = AppWidgetManager.getInstance(this) ?: return
         val views = RemoteViews(packageName, R.layout.widget).apply {
             applyColorFilter(R.id.widget_background, mBgColor)
         }
diff --git a/app/src/main/kotlin/com/simplemobiletools/calculator/helpers/MyWidgetProvider.kt b/app/src/main/kotlin/com/simplemobiletools/calculator/helpers/MyWidgetProvider.kt
index 80f36c98..81b1819e 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calculator/helpers/MyWidgetProvider.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calculator/helpers/MyWidgetProvider.kt
@@ -115,7 +115,7 @@ class MyWidgetProvider : AppWidgetProvider(), Calculator {
     }
 
     override fun showNewResult(value: String, context: Context) {
-        val appWidgetManager = AppWidgetManager.getInstance(context)
+        val appWidgetManager = AppWidgetManager.getInstance(context) ?: return
         appWidgetManager.getAppWidgetIds(getComponentName(context)).forEach {
             val views = RemoteViews(context.packageName, R.layout.widget)
             views.setText(R.id.result, value)
@@ -124,7 +124,7 @@ class MyWidgetProvider : AppWidgetProvider(), Calculator {
     }
 
     override fun showNewFormula(value: String, context: Context) {
-        val appWidgetManager = AppWidgetManager.getInstance(context)
+        val appWidgetManager = AppWidgetManager.getInstance(context) ?: return
         appWidgetManager.getAppWidgetIds(getComponentName(context)).forEach {
             val views = RemoteViews(context.packageName, R.layout.widget)
             views.setText(R.id.formula, value)