diff --git a/src/modules/CannedMessageModule.cpp b/src/modules/CannedMessageModule.cpp
index c2f4f1b13..f1cbc576d 100644
--- a/src/modules/CannedMessageModule.cpp
+++ b/src/modules/CannedMessageModule.cpp
@@ -549,10 +549,10 @@ AdminMessageHandleResult CannedMessageModule::handleAdminMessageForModule(const
 void CannedMessageModule::handleGetCannedMessageModuleMessages(const MeshPacket &req, AdminMessage *response)
 {
     LOG_DEBUG("*** handleGetCannedMessageModuleMessages\n");
-    assert(req.decoded.want_response);
-
-    response->which_payload_variant = AdminMessage_get_canned_message_module_messages_response_tag;
-    strcpy(response->get_canned_message_module_messages_response, cannedMessageModuleConfig.messages);
+    if(req.decoded.want_response) {
+        response->which_payload_variant = AdminMessage_get_canned_message_module_messages_response_tag;
+        strcpy(response->get_canned_message_module_messages_response, cannedMessageModuleConfig.messages);
+    } // Don't send anything if not instructed to. Better than asserting.
 }
 
 
diff --git a/src/modules/ExternalNotificationModule.cpp b/src/modules/ExternalNotificationModule.cpp
index e0014f98c..a8f112c94 100644
--- a/src/modules/ExternalNotificationModule.cpp
+++ b/src/modules/ExternalNotificationModule.cpp
@@ -347,10 +347,10 @@ AdminMessageHandleResult ExternalNotificationModule::handleAdminMessageForModule
 void ExternalNotificationModule::handleGetRingtone(const MeshPacket &req, AdminMessage *response)
 {
     LOG_INFO("*** handleGetRingtone\n");
-    assert(req.decoded.want_response);
-
-    response->which_payload_variant = AdminMessage_get_ringtone_response_tag;
-    strcpy(response->get_ringtone_response, rtttlConfig.ringtone);
+    if(req.decoded.want_response) {
+        response->which_payload_variant = AdminMessage_get_ringtone_response_tag;
+        strcpy(response->get_ringtone_response, rtttlConfig.ringtone);
+    } // Don't send anything if not instructed to. Better than asserting.
 }
 
 
diff --git a/src/modules/esp32/StoreForwardModule.cpp b/src/modules/esp32/StoreForwardModule.cpp
index ecb2ab978..bf0421a9a 100644
--- a/src/modules/esp32/StoreForwardModule.cpp
+++ b/src/modules/esp32/StoreForwardModule.cpp
@@ -392,7 +392,7 @@ bool StoreForwardModule::handleReceivedProtobuf(const MeshPacket &mp, StoreAndFo
             break;
 
         default:
-            assert(0); // unexpected state - FIXME, make an error code and reboot
+            assert(0); // unexpected state
     }
     return true; // There's no need for others to look at this message.
 }
diff --git a/src/platform/esp32/ESP32CryptoEngine.cpp b/src/platform/esp32/ESP32CryptoEngine.cpp
index 93eb76dbd..a7589b2bf 100644
--- a/src/platform/esp32/ESP32CryptoEngine.cpp
+++ b/src/platform/esp32/ESP32CryptoEngine.cpp
@@ -43,18 +43,21 @@ class ESP32CryptoEngine : public CryptoEngine
     {
         if (key.length > 0) {
             uint8_t stream_block[16];
-            static uint8_t scratch[MAX_BLOCKSIZE];
             size_t nc_off = 0;
 
             LOG_DEBUG("ESP32 crypt fr=%x, num=%x, numBytes=%d!\n", fromNode, (uint32_t) packetId, numBytes);
             initNonce(fromNode, packetId);
-            assert(numBytes <= MAX_BLOCKSIZE);
-            memcpy(scratch, bytes, numBytes);
-            memset(scratch + numBytes, 0,
+            if (numBytes <= MAX_BLOCKSIZE) {
+                static uint8_t scratch[MAX_BLOCKSIZE];
+                memcpy(scratch, bytes, numBytes);
+                memset(scratch + numBytes, 0,
                    sizeof(scratch) - numBytes); // Fill rest of buffer with zero (in case cypher looks at it)
 
-            auto res = mbedtls_aes_crypt_ctr(&aes, numBytes, &nc_off, nonce, stream_block, scratch, bytes);
-            assert(!res);
+                auto res = mbedtls_aes_crypt_ctr(&aes, numBytes, &nc_off, nonce, stream_block, scratch, bytes);
+                assert(!res);
+            } else {
+                LOG_ERROR("Packet too large for crypto engine: %d. noop encryption!\n", numBytes);
+            }
         }
     }
 
diff --git a/src/platform/portduino/SimRadio.cpp b/src/platform/portduino/SimRadio.cpp
index a2611a464..ce96d02cc 100644
--- a/src/platform/portduino/SimRadio.cpp
+++ b/src/platform/portduino/SimRadio.cpp
@@ -230,7 +230,12 @@ void SimRadio::handleReceiveInterrupt(MeshPacket *p)
 {
     LOG_DEBUG("HANDLE RECEIVE INTERRUPT\n");
     uint32_t xmitMsec;
-    assert(isReceiving);
+
+    if (!isReceiving) {
+        LOG_DEBUG("*** WAS_ASSERT *** handleReceiveInterrupt called when not in receive mode\n");
+        return;
+    }
+
     isReceiving = false;
 
     // read the number of actually received bytes
diff --git a/src/sleep.cpp b/src/sleep.cpp
index c85eec3ff..5eb62a1c5 100644
--- a/src/sleep.cpp
+++ b/src/sleep.cpp
@@ -163,7 +163,7 @@ static void waitEnterSleep()
     }
 
     // Code that still needs to be moved into notifyObservers
-    Serial.flush();            // send all our characters before we stop cpu clock
+    console->flush();            // send all our characters before we stop cpu clock
     setBluetoothEnable(false); // has to be off before calling light sleep
 
     notifySleep.notifyObservers(NULL);