diff --git a/app/src/main/java/org/linphone/core/CoreContext.kt b/app/src/main/java/org/linphone/core/CoreContext.kt
index 2d9df8d98..e1eb66227 100644
--- a/app/src/main/java/org/linphone/core/CoreContext.kt
+++ b/app/src/main/java/org/linphone/core/CoreContext.kt
@@ -166,6 +166,16 @@ class CoreContext @UiThread constructor(val context: Context) : HandlerThread("C
                         showCallActivity()
                     }
                 }
+                Call.State.Error -> {
+                    val errorInfo = call.errorInfo
+                    Log.w(
+                        "$TAG Call error reason is [${errorInfo.reason}](${errorInfo.protocolCode}): ${errorInfo.phrase}"
+                    )
+                    val text = LinphoneUtils.getCallErrorInfoToast(call)
+                    redToastToShowEvent.postValue(
+                        Event(Pair(text, org.linphone.R.drawable.warning_circle))
+                    )
+                }
                 else -> {
                 }
             }
diff --git a/app/src/main/java/org/linphone/ui/call/CallActivity.kt b/app/src/main/java/org/linphone/ui/call/CallActivity.kt
index dbb10be91..e6e193f75 100644
--- a/app/src/main/java/org/linphone/ui/call/CallActivity.kt
+++ b/app/src/main/java/org/linphone/ui/call/CallActivity.kt
@@ -185,7 +185,11 @@ class CallActivity : GenericActivity() {
         }
 
         callViewModel.goToEndedCallEvent.observe(this) {
-            it.consume {
+            it.consume { message ->
+                if (message.isNotEmpty()) {
+                    showRedToast(message, R.drawable.warning_circle)
+                }
+
                 val action = ActiveCallFragmentDirections.actionGlobalEndedCallFragment()
                 findNavController(R.id.call_nav_container).navigate(action)
             }
diff --git a/app/src/main/java/org/linphone/ui/call/viewmodel/CurrentCallViewModel.kt b/app/src/main/java/org/linphone/ui/call/viewmodel/CurrentCallViewModel.kt
index 372fb2c44..5364f1c3a 100644
--- a/app/src/main/java/org/linphone/ui/call/viewmodel/CurrentCallViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/call/viewmodel/CurrentCallViewModel.kt
@@ -140,8 +140,8 @@ class CurrentCallViewModel @UiThread constructor() : ViewModel() {
         MutableLiveData<Event<Boolean>>()
     }
 
-    val goToEndedCallEvent: MutableLiveData<Event<Boolean>> by lazy {
-        MutableLiveData<Event<Boolean>>()
+    val goToEndedCallEvent: MutableLiveData<Event<String>> by lazy {
+        MutableLiveData<Event<String>>()
     }
 
     val requestRecordAudioPermission: MutableLiveData<Event<Boolean>> by lazy {
@@ -256,13 +256,23 @@ class CurrentCallViewModel @UiThread constructor() : ViewModel() {
                             "$TAG Failed to get a valid call to display, go to ended call fragment"
                         )
                         updateCallDuration()
-                        goToEndedCallEvent.postValue(Event(true))
+                        val text = if (call.state == Call.State.Error) {
+                            LinphoneUtils.getCallErrorInfoToast(call)
+                        } else {
+                            ""
+                        }
+                        goToEndedCallEvent.postValue(Event(text))
                     }
                 } else {
                     updateCallDuration()
                     Log.i("$TAG Call is ending, go to ended call fragment")
                     // Show that call was ended for a few seconds, then leave
-                    goToEndedCallEvent.postValue(Event(true))
+                    val text = if (call.state == Call.State.Error) {
+                        LinphoneUtils.getCallErrorInfoToast(call)
+                    } else {
+                        ""
+                    }
+                    goToEndedCallEvent.postValue(Event(text))
                 }
             } else {
                 val videoEnabled = call.currentParams.isVideoEnabled
diff --git a/app/src/main/java/org/linphone/utils/LinphoneUtils.kt b/app/src/main/java/org/linphone/utils/LinphoneUtils.kt
index f3e2b7f21..a18393d44 100644
--- a/app/src/main/java/org/linphone/utils/LinphoneUtils.kt
+++ b/app/src/main/java/org/linphone/utils/LinphoneUtils.kt
@@ -40,6 +40,7 @@ import org.linphone.core.ChatRoom
 import org.linphone.core.ConferenceInfo
 import org.linphone.core.Core
 import org.linphone.core.Factory
+import org.linphone.core.Reason
 import org.linphone.core.tools.Log
 import org.linphone.ui.main.contacts.model.ContactAvatarModel
 
@@ -121,6 +122,37 @@ class LinphoneUtils {
             }
         }
 
+        @WorkerThread
+        fun getCallErrorInfoToast(call: Call): String {
+            val errorInfo = call.errorInfo
+            Log.w(
+                "$TAG Call error reason is [${errorInfo.reason}](${errorInfo.protocolCode}): ${errorInfo.phrase}"
+            )
+            return when (errorInfo.reason) {
+                Reason.Busy -> {
+                    AppUtils.getString(R.string.toast_call_error_user_busy)
+                }
+                Reason.IOError -> {
+                    AppUtils.getString(R.string.toast_call_error_io_error)
+                }
+                Reason.NotAcceptable -> {
+                    AppUtils.getString(R.string.toast_call_error_incompatible_media_params)
+                }
+                Reason.NotFound -> {
+                    AppUtils.getString(R.string.toast_call_error_user_not_found)
+                }
+                Reason.ServerTimeout -> {
+                    AppUtils.getString(R.string.toast_call_error_server_timeout)
+                }
+                Reason.TemporarilyUnavailable -> {
+                    AppUtils.getString(R.string.toast_call_error_temporarily_unavailable)
+                }
+                else -> {
+                    "${errorInfo.protocolCode} / ${errorInfo.phrase}"
+                }
+            }
+        }
+
         @WorkerThread
         fun isEndToEndEncryptedChatAvailable(core: Core): Boolean {
             return core.isLimeX3DhEnabled &&
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index ba38de826..ebee25d41 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -107,6 +107,13 @@
     <string name="toast_failed_to_join_conference">Echec lors de la connexion à la conférence!</string>
     <string name="toast_remote_provisioning_config_applied">Configuration appliquée avec succès</string>
     <string name="toast_remote_provisioning_config_failed">Erreur durant la récupération ou l\'application de la configuration</string>
+    <string name="toast_call_error_user_busy">L\'utilisateur est occupé</string>
+    <string name="toast_call_error_user_not_found">L\'utilisateur n\'a pu être trouvé</string>
+    <string name="toast_call_error_incompatible_media_params">Paramètres media incompatibles</string>
+    <string name="toast_call_error_network_unreachable">Le réseau n\'est pas joignable</string>
+    <string name="toast_call_error_io_error">Service indisponible ou erreur réseau</string>
+    <string name="toast_call_error_server_timeout">Délai d\'attente du serveur dépassé</string>
+    <string name="toast_call_error_temporarily_unavailable">Temporairement indisponible</string>
 
     <!-- Assistant related string (account register / login / etc...) -->
     <string name="assistant_dialog_general_terms_and_privacy_policy_title">Conditions de service &amp; politique de confidentialité</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 8c2049bfb..ab96806b4 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -142,6 +142,13 @@
     <string name="toast_failed_to_join_conference">Failed to join conference!</string>
     <string name="toast_remote_provisioning_config_applied">Configuration successfully applied</string>
     <string name="toast_remote_provisioning_config_failed">Error while trying to download and apply remote configuration</string>
+    <string name="toast_call_error_user_busy">User is busy</string>
+    <string name="toast_call_error_user_not_found">User has not been found</string>
+    <string name="toast_call_error_incompatible_media_params">Incompatible media parameters</string>
+    <string name="toast_call_error_network_unreachable">Network is unreachable</string>
+    <string name="toast_call_error_io_error">Service unavailable or network error</string>
+    <string name="toast_call_error_server_timeout">Server timeout</string>
+    <string name="toast_call_error_temporarily_unavailable">Temporarily unavailable</string>
 
     <!-- Assistant related string (account register / login / etc...) -->
     <string name="assistant_dialog_general_terms_and_privacy_policy_title">General terms &amp; privacy policy</string>