adding some crashfixes

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt

@@ -138,7 +138,10 @@ class MainActivity : SimpleActivity() {
                         handlePermission(PERMISSION_READ_CONTACTS) {
                             initMessenger()
                             bus = EventBus.getDefault()
-                            bus!!.register(this)
+                            try {
+                                bus!!.register(this)
+                            } catch (e: Exception) {
+                            }
                         }
                     } else {
                         finish()
@@ -165,7 +168,12 @@ class MainActivity : SimpleActivity() {
 
     private fun getCachedConversations() {
         ensureBackgroundThread {
-            val conversations = conversationsDB.getAll().sortedByDescending { it.date }.toMutableList() as ArrayList<Conversation>
+            val conversations = try {
+                conversationsDB.getAll().sortedByDescending { it.date }.toMutableList() as ArrayList<Conversation>
+            } catch (e: Exception) {
+                ArrayList()
+            }
+
             updateUnreadCountBadge(conversations)
             runOnUiThread {
                 setupConversations(conversations)

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/NewConversationActivity.kt

@@ -161,10 +161,13 @@ class NewConversationActivity : SimpleActivity() {
                         layoutInflater.inflate(R.layout.item_suggested_contact, null).apply {
                             suggested_contact_name.text = contact.name
                             suggested_contact_name.setTextColor(baseConfig.textColor)
-                            SimpleContactsHelper(this@NewConversationActivity).loadContactImage(contact.photoUri, suggested_contact_image, contact.name)
-                            suggestions_holder.addView(this)
-                            setOnClickListener {
-                                launchThreadActivity(contact.phoneNumbers.first(), contact.name)
+
+                            if (!isDestroyed) {
+                                SimpleContactsHelper(this@NewConversationActivity).loadContactImage(contact.photoUri, suggested_contact_image, contact.name)
+                                suggestions_holder.addView(this)
+                                setOnClickListener {
+                                    launchThreadActivity(contact.phoneNumbers.first(), contact.name)
+                                }
                             }
                         }
                     }

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt

@@ -314,7 +314,7 @@ class ThreadActivity : SimpleActivity() {
         val availableSIMs = SubscriptionManager.from(this).activeSubscriptionInfoList ?: return
         if (availableSIMs.size > 1) {
             availableSIMs.forEachIndexed { index, subscriptionInfo ->
-                var label = subscriptionInfo.displayName.toString()
+                var label = subscriptionInfo.displayName?.toString() ?: ""
                 if (subscriptionInfo.number?.isNotEmpty() == true) {
                     label += " (${subscriptionInfo.number})"
                 }

app/src/main/kotlin/com/simplemobiletools/smsmessenger/adapters/ConversationsAdapter.kt

@@ -135,7 +135,11 @@ class ConversationsAdapter(activity: SimpleActivity, var conversations: ArrayLis
             activity.deleteConversation(it.thread_id)
             activity.notificationManager.cancel(it.thread_id)
         }
-        conversations.removeAll(conversationsToRemove)
+
+        try {
+            conversations.removeAll(conversationsToRemove)
+        } catch (ignored: Exception) {
+        }
 
         activity.runOnUiThread {
             if (conversationsToRemove.isEmpty()) {

app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt

@@ -475,7 +475,11 @@ fun Context.deleteConversation(threadId: Int) {
     var uri = Sms.CONTENT_URI
     val selection = "${Sms.THREAD_ID} = ?"
     val selectionArgs = arrayOf(threadId.toString())
-    contentResolver.delete(uri, selection, selectionArgs)
+    try {
+        contentResolver.delete(uri, selection, selectionArgs)
+    } catch (e: Exception) {
+        showErrorToast(e)
+    }
 
     uri = Mms.CONTENT_URI
     contentResolver.delete(uri, selection, selectionArgs)