diff --git a/changelog.d/6967.bugfix b/changelog.d/6967.bugfix
new file mode 100644
index 0000000000..e2a1f70532
--- /dev/null
+++ b/changelog.d/6967.bugfix
@@ -0,0 +1 @@
+Fix low occurrence crashes.
diff --git a/vector/src/main/java/im/vector/app/core/error/ErrorFormatter.kt b/vector/src/main/java/im/vector/app/core/error/ErrorFormatter.kt
index d9a08bd81a..a09f852958 100644
--- a/vector/src/main/java/im/vector/app/core/error/ErrorFormatter.kt
+++ b/vector/src/main/java/im/vector/app/core/error/ErrorFormatter.kt
@@ -16,6 +16,7 @@
 
 package im.vector.app.core.error
 
+import android.content.ActivityNotFoundException
 import im.vector.app.R
 import im.vector.app.core.resources.StringProvider
 import im.vector.app.features.call.dialpad.DialPadLookup
@@ -134,6 +135,8 @@ class DefaultErrorFormatter @Inject constructor(
             is MatrixIdFailure.InvalidMatrixId ->
                 stringProvider.getString(R.string.login_signin_matrix_id_error_invalid_matrix_id)
             is VoiceFailure -> voiceMessageError(throwable)
+            is ActivityNotFoundException ->
+                stringProvider.getString(R.string.error_no_external_application_found)
             else -> throwable.localizedMessage
         }
                 ?: stringProvider.getString(R.string.unknown_error)
diff --git a/vector/src/main/java/im/vector/app/features/attachments/AttachmentsHelper.kt b/vector/src/main/java/im/vector/app/features/attachments/AttachmentsHelper.kt
index f8aa22f418..646758654f 100644
--- a/vector/src/main/java/im/vector/app/features/attachments/AttachmentsHelper.kt
+++ b/vector/src/main/java/im/vector/app/features/attachments/AttachmentsHelper.kt
@@ -16,6 +16,7 @@
 package im.vector.app.features.attachments
 
 import android.app.Activity
+import android.content.ActivityNotFoundException
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
@@ -44,6 +45,7 @@ class AttachmentsHelper(
     interface Callback {
         fun onContactAttachmentReady(contactAttachment: ContactAttachment)
         fun onContentAttachmentsReady(attachments: List<ContentAttachmentData>)
+        fun onAttachmentError(throwable: Throwable)
     }
 
     // Capture path allows to handle camera image picking. It must be restored if the activity gets killed.
@@ -73,21 +75,21 @@ class AttachmentsHelper(
     /**
      * Starts the process for handling file picking.
      */
-    fun selectFile(activityResultLauncher: ActivityResultLauncher<Intent>) {
+    fun selectFile(activityResultLauncher: ActivityResultLauncher<Intent>) = doSafe {
         MultiPicker.get(MultiPicker.FILE).startWith(activityResultLauncher)
     }
 
     /**
      * Starts the process for handling image/video picking.
      */
-    fun selectGallery(activityResultLauncher: ActivityResultLauncher<Intent>) {
+    fun selectGallery(activityResultLauncher: ActivityResultLauncher<Intent>) = doSafe {
         MultiPicker.get(MultiPicker.MEDIA).startWith(activityResultLauncher)
     }
 
     /**
      * Starts the process for handling audio picking.
      */
-    fun selectAudio(activityResultLauncher: ActivityResultLauncher<Intent>) {
+    fun selectAudio(activityResultLauncher: ActivityResultLauncher<Intent>) = doSafe {
         MultiPicker.get(MultiPicker.AUDIO).startWith(activityResultLauncher)
     }
 
@@ -101,11 +103,11 @@ class AttachmentsHelper(
             cameraVideoActivityResultLauncher: ActivityResultLauncher<Intent>
     ) {
         PhotoOrVideoDialog(activity, vectorPreferences).show(object : PhotoOrVideoDialog.PhotoOrVideoDialogListener {
-            override fun takePhoto() {
+            override fun takePhoto() = doSafe {
                 captureUri = MultiPicker.get(MultiPicker.CAMERA).startWithExpectingFile(context, cameraActivityResultLauncher)
             }
 
-            override fun takeVideo() {
+            override fun takeVideo() = doSafe {
                 captureUri = MultiPicker.get(MultiPicker.CAMERA_VIDEO).startWithExpectingFile(context, cameraVideoActivityResultLauncher)
             }
         })
@@ -114,10 +116,18 @@ class AttachmentsHelper(
     /**
      * Starts the process for handling contact picking.
      */
-    fun selectContact(activityResultLauncher: ActivityResultLauncher<Intent>) {
+    fun selectContact(activityResultLauncher: ActivityResultLauncher<Intent>) = doSafe {
         MultiPicker.get(MultiPicker.CONTACT).startWith(activityResultLauncher)
     }
 
+    private fun doSafe(function: () -> Unit) {
+        try {
+            function()
+        } catch (activityNotFound: ActivityNotFoundException) {
+            callback.onAttachmentError(activityNotFound)
+        }
+    }
+
     /**
      * This methods aims to handle the result data.
      */
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
index b5eb0608d4..3d42c2fef2 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
@@ -2658,6 +2658,10 @@ class TimelineFragment :
         messageComposerViewModel.handle(MessageComposerAction.SendMessage(formattedContact, false))
     }
 
+    override fun onAttachmentError(throwable: Throwable) {
+        showFailure(throwable)
+    }
+
     private fun onViewWidgetsClicked() {
         RoomWidgetsBottomSheet.newInstance()
                 .show(childFragmentManager, "ROOM_WIDGETS_BOTTOM_SHEET")
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineViewModel.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineViewModel.kt
index cea845a490..e35a4fdce1 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineViewModel.kt
@@ -1046,7 +1046,7 @@ class TimelineViewModel @AssistedInject constructor(
             val event = try {
                 room.reportingService().reportContent(action.eventId, -100, action.reason)
                 RoomDetailViewEvents.ActionSuccess(action)
-            } catch (failure: Exception) {
+            } catch (failure: Throwable) {
                 RoomDetailViewEvents.ActionFailure(action, failure)
             }
             _viewEvents.post(event)
diff --git a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListViewModel.kt b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListViewModel.kt
index 2e0a6ae347..ca64a0f991 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListViewModel.kt
@@ -271,7 +271,7 @@ class RoomListViewModel @AssistedInject constructor(
             viewModelScope.launch {
                 try {
                     room.roomPushRuleService().setRoomNotificationState(action.notificationState)
-                } catch (failure: Exception) {
+                } catch (failure: Throwable) {
                     _viewEvents.post(RoomListViewEvents.Failure(failure))
                 }
             }
diff --git a/vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListViewModel.kt b/vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListViewModel.kt
index 5ecf9d6d96..425f309202 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/list/home/HomeRoomListViewModel.kt
@@ -289,7 +289,7 @@ class HomeRoomListViewModel @AssistedInject constructor(
             viewModelScope.launch {
                 try {
                     room.roomPushRuleService().setRoomNotificationState(action.notificationState)
-                } catch (failure: Exception) {
+                } catch (failure: Throwable) {
                     _viewEvents.post(HomeRoomListViewEvents.Failure(failure))
                 }
             }