fix SysView shitting the bed when the JSON object for a peer is in an unknown state because it is state transitioning or still connecting;

src/sysview/PeerListWnd.h

@@ -155,18 +155,26 @@ public:
                         }
                     }
 
+                    std::string identity = "* UNK *";
+                    std::string software = "**INVALID**";
+                    uint32_t chNo = 0U;
+                    uint8_t chId = 0U;
+
+                    std::ostringstream txOss;
+                    std::ostringstream rxOss;
+
+                    if (peerObj["config"].is<json::object>()) {
                         json::object peerConfig = peerObj["config"].get<json::object>();
-                    std::string identity = peerConfig["identity"].getDefault<std::string>("");
-                    std::string software = peerConfig["software"].getDefault<std::string>("");
+                        identity = peerConfig["identity"].getDefault<std::string>("* UNK *");
+                        software = peerConfig["software"].getDefault<std::string>("**INVALID**");
 
+                        if (peerConfig["channel"].is<json::object>()) {
                             json::object channel = peerConfig["channel"].get<json::object>();
                             uint32_t chNo = (uint32_t)channel["channelNo"].getDefault<int>(1);
                             uint8_t chId = channel["channelId"].getDefault<uint8_t>(0U);
 
                             g_peerIdentityNameMap[peerId] = std::string(identity);
 
-                    std::ostringstream txOss;
-                    std::ostringstream rxOss;
                             if (chNo > 0U) {
                                 IdenTable idenEntry = g_idenTable->find(chId);
                                 if (idenEntry.baseFrequency() == 0U) {
@@ -186,6 +194,8 @@ public:
                                 txOss << std::fixed << std::setprecision(5) << (double)(txFrequency / 1000000.0);
                                 rxOss << std::fixed << std::setprecision(5) << (double)(rxFrequency / 1000000.0);
                             }
+                        }
+                    }
 
                     // pad peer IDs properly
                     std::ostringstream peerOss;
@@ -278,7 +288,7 @@ private:
         m_listView.addColumn("CC Peer ID", 10);
         m_listView.addColumn("VC Count", 8);
         m_listView.addColumn("Connected", 5);
-        m_listView.addColumn("State", 15);
+        m_listView.addColumn("State", 18);
         m_listView.addColumn("Pings Received", 8);
         m_listView.addColumn("Ch. ID", 8);
         m_listView.addColumn("Ch. No", 8);