Thank you kindly, TLaukkan (Tommil) for a patch that solves:

If -background=true is specified on the command line, a null pointer exception crashes the server in OpenSim/Region/Application/OpenSimBase.cs in method StartupSpecific. Its trying to dereference m_console which is null, presumably because we're in background mode.

1 files changed, 32 insertions, 27 deletions

diff --git a/OpenSim/Region/Application/OpenSimBase.cs b/OpenSim/Region/Application/OpenSimBase.cs
index ad7d06f..f3e3d4f 100644
--- a/OpenSim/Region/Application/OpenSimBase.cs
+++ b/OpenSim/Region/Application/OpenSimBase.cs
@@ -198,41 +198,46 @@ namespace OpenSim
             // Only enable logins to the regions once we have completely finished starting up (apart from scripts)
             m_commsManager.GridService.RegionLoginsEnabled = true;
 
-            List<string> topics = GetHelpTopics();
-
-            foreach (string topic in topics)
+            // If console exists add plugin commands.
+            if (m_console != null)
             {
-                m_console.Commands.AddCommand("plugin", false, "help " + topic,
-                        "help " + topic,
-                        "Get help on plugin command '" + topic + "'",
-                        HandleCommanderHelp);
+                List<string> topics = GetHelpTopics();
 
-                m_console.Commands.AddCommand("plugin", false, topic,
-                        topic,
-                        "Execute subcommand for plugin '" + topic + "'",
-                        null);
+                foreach (string topic in topics)
+                {
+                    m_console.Commands.AddCommand("plugin", false, "help " + topic,
+                            "help " + topic,
+                            "Get help on plugin command '" + topic + "'",
+                            HandleCommanderHelp);
 
-                ICommander commander = null;
-                
-                Scene s = SceneManager.CurrentOrFirstScene;
+                    m_console.Commands.AddCommand("plugin", false, topic,
+                            topic,
+                            "Execute subcommand for plugin '" + topic + "'",
+                            null);
 
-                if (s != null && s.GetCommanders() != null)
-                {
-                    if (s.GetCommanders().ContainsKey(topic))
-                        commander = s.GetCommanders()[topic];
-                }
+                    ICommander commander = null;
 
-                if (commander == null)
-                    continue;
+                    Scene s = SceneManager.CurrentOrFirstScene;
 
-                foreach (string command in commander.Commands.Keys)
-                {
-                    m_console.Commands.AddCommand(topic, false,
-                            topic + " " + command,
-                            topic + " " + commander.Commands[command].ShortHelp(),
-                            String.Empty, HandleCommanderCommand);
+                    if (s != null && s.GetCommanders() != null)
+                    {
+                        if (s.GetCommanders().ContainsKey(topic))
+                            commander = s.GetCommanders()[topic];
+                    }
+
+                    if (commander == null)
+                        continue;
+
+                    foreach (string command in commander.Commands.Keys)
+                    {
+                        m_console.Commands.AddCommand(topic, false,
+                                topic + " " + command,
+                                topic + " " + commander.Commands[command].ShortHelp(),
+                                String.Empty, HandleCommanderCommand);
+                    }
                 }
             }
+
         }
 
         private void HandleCommanderCommand(string module, string[] cmd)