diff --git a/src/java/com/threerings/admin/client/PulldownFieldEditor.java b/src/java/com/threerings/admin/client/PulldownFieldEditor.java
index 558b3e362..1efd44b69 100644
--- a/src/java/com/threerings/admin/client/PulldownFieldEditor.java
+++ b/src/java/com/threerings/admin/client/PulldownFieldEditor.java
@@ -132,8 +132,7 @@ public class PulldownFieldEditor extends FieldEditor
         }
 
         // cause shit to blow up minorly
-        log.warning("Value in dobj is not settable, disabling choice.");
-        Thread.dumpStack();
+        log.warning("Value in dobj is not settable, disabling choice.", new Exception());
         _value.setEnabled(false);
     }
 
diff --git a/src/java/com/threerings/crowd/chat/server/SpeakUtil.java b/src/java/com/threerings/crowd/chat/server/SpeakUtil.java
index a20a3cd0e..c5843e03e 100644
--- a/src/java/com/threerings/crowd/chat/server/SpeakUtil.java
+++ b/src/java/com/threerings/crowd/chat/server/SpeakUtil.java
@@ -175,8 +175,7 @@ public class SpeakUtil
     public static void sendMessage (DObject speakObj, ChatMessage msg)
     {
         if (speakObj == null) {
-            log.warning("Dropping speak message, no speak obj '" + msg + "'.");
-            Thread.dumpStack();
+            log.warning("Dropping speak message, no speak obj '" + msg + "'.", new Exception());
             return;
         }
 
diff --git a/src/java/com/threerings/io/ObjectInputStream.java b/src/java/com/threerings/io/ObjectInputStream.java
index 3666f07d9..2eee63536 100644
--- a/src/java/com/threerings/io/ObjectInputStream.java
+++ b/src/java/com/threerings/io/ObjectInputStream.java
@@ -122,11 +122,9 @@ public class ObjectInputStream extends DataInputStream
                 // sanity check
                 if (cmap == null) {
                     // this will help with debugging
-                    log.warning("Internal stream error, no class metadata [code=" + code +
-                                ", ois=" + this + "].");
-                    Thread.dumpStack();
-                    log.warning(
-                        "ObjectInputStream mappings " + StringUtil.toString(_classmap) + ".");
+                    log.warning("Internal stream error, no class metadata", "code", code,
+                                "ois", this, new Exception());
+                    log.warning("ObjectInputStream mappings", "map", _classmap);
                     String errmsg = "Read object code for which we have no registered class " +
                         "metadata [code=" + code + "]";
                     throw new RuntimeException(errmsg);
diff --git a/src/java/com/threerings/io/Streamer.java b/src/java/com/threerings/io/Streamer.java
index fce8788a1..c6e151ccc 100644
--- a/src/java/com/threerings/io/Streamer.java
+++ b/src/java/com/threerings/io/Streamer.java
@@ -113,9 +113,8 @@ public class Streamer
         if (stream == null) {
             // make sure this is a streamable class
             if (!isStreamable(target)) {
-                Thread.dumpStack();
-                throw new IOException("Requested to stream invalid class '" +
-                                      target.getName() + "'");
+                throw new IOException(
+                    "Requested to stream invalid class '" + target.getName() + "'");
             }
 
             // create a streamer for this class and cache it
diff --git a/src/java/com/threerings/presents/dobj/DObject.java b/src/java/com/threerings/presents/dobj/DObject.java
index fce4b4132..8a63bd59a 100644
--- a/src/java/com/threerings/presents/dobj/DObject.java
+++ b/src/java/com/threerings/presents/dobj/DObject.java
@@ -164,8 +164,7 @@ public class DObject
 
         } else {
             log.warning("Refusing subscriber that's already in the list", "dobj", which(),
-                        "subscriber", sub);
-            Thread.dumpStack();
+                        "subscriber", sub, new Exception());
         }
     }
 
@@ -225,8 +224,7 @@ public class DObject
             _listeners = els;
         } else {
             log.warning("Refusing repeat listener registration [dobj=" + which() +
-                        ", list=" + listener + "]");
-            Thread.dumpStack();
+                        ", list=" + listener + "]", new Exception());
         }
     }
 
@@ -802,10 +800,7 @@ public class DObject
         // if we're on the authoritative server, we update the set immediately
         boolean alreadyApplied = false;
         if (_omgr != null && _omgr.isManager(this)) {
-            if (!set.add(entry)) {
-                // DSet will have logged a warning
-                Thread.dumpStack();
-            }
+            set.add(entry);
             alreadyApplied = true;
         }
         // dispatch an entry added event
@@ -823,8 +818,8 @@ public class DObject
         if (_omgr != null && _omgr.isManager(this)) {
             oldEntry = set.removeKey(key);
             if (oldEntry == null) {
-                log.warning("Requested to remove non-element", "set", name, "key", key);
-                Thread.dumpStack();
+                log.warning("Requested to remove non-element", "set", name, "key", key,
+                            new Exception());
             }
         }
         // dispatch an entry removed event
@@ -850,7 +845,8 @@ public class DObject
         if (_omgr != null && _omgr.isManager(this)) {
             oldEntry = set.update(entry);
             if (oldEntry == null) {
-                Thread.dumpStack();
+                log.warning("Set update had no old entry", "name", name, "entry", entry,
+                            new Exception());
             }
         }
         // dispatch an entry updated event
diff --git a/src/java/com/threerings/presents/dobj/DSet.java b/src/java/com/threerings/presents/dobj/DSet.java
index 79ec74493..9cb480932 100644
--- a/src/java/com/threerings/presents/dobj/DSet.java
+++ b/src/java/com/threerings/presents/dobj/DSet.java
@@ -210,8 +210,7 @@ public class DSet<E extends DSet.Entry>
     {
         // the crazy sanity checks
         if (_size < 0 || _size > _entries.length || (_size > 0 && _entries[_size-1] == null)) {
-            log.warning("DSet in a bad way", "size", _size, "entries", _entries);
-            Thread.dumpStack();
+            log.warning("DSet in a bad way", "size", _size, "entries", _entries, new Exception());
         }
 
         return new Iterator<E>() {
@@ -232,8 +231,7 @@ public class DSet<E extends DSet.Entry>
                 }
                 if (_ssize != _size) {
                     log.warning("Size changed during iteration", "ssize", _ssize, "nsize", _size,
-                                "entries", _entries);
-                    Thread.dumpStack();
+                                "entries", _entries, new Exception());
                 }
             }
             protected int _index = 0;
@@ -282,7 +280,8 @@ public class DSet<E extends DSet.Entry>
 
         // if the element is already in the set, bail now
         if (eidx >= 0) {
-            log.warning("Refusing to add duplicate entry [entry=" + elem + ", set=" + this + "].");
+            log.warning("Refusing to add duplicate entry", "entry", elem, "set", this,
+                        new Exception());
             return false;
         }
 
@@ -294,8 +293,8 @@ public class DSet<E extends DSet.Entry>
         if (_size >= elength) {
             // sanity check
             if (elength > 2048) {
-                log.warning("Requested to expand to questionably large size [l=" + elength + "].");
-                Thread.dumpStack();
+                log.warning("Requested to expand to questionably large size", "l", elength,
+                            new Exception());
             }
 
             // create a new array and copy our data into it
@@ -340,8 +339,7 @@ public class DSet<E extends DSet.Entry>
     {
         // don't fail, but generate a warning if we're passed a null key
         if (key == null) {
-            log.warning("Requested to remove null key.");
-            Thread.dumpStack();
+            log.warning("Requested to remove null key.", new Exception());
             return null;
         }
 
diff --git a/src/java/com/threerings/presents/server/ClientManager.java b/src/java/com/threerings/presents/server/ClientManager.java
index fb746cfcd..9aca1bccf 100644
--- a/src/java/com/threerings/presents/server/ClientManager.java
+++ b/src/java/com/threerings/presents/server/ClientManager.java
@@ -306,8 +306,8 @@ public class ClientManager
     {
         ClientObject clobj = _objmap.get(username);
         if (clobj == null) {
-            log.warning("Requested to release unmapped client object [username=" + username + "].");
-            Thread.dumpStack();
+            log.warning("Requested to release unmapped client object", "username", username,
+                        new Exception());
             return;
         }
 
@@ -334,8 +334,8 @@ public class ClientManager
     {
         ClientObject clobj = _objmap.remove(oldname);
         if (clobj == null) {
-            log.warning("Requested to rename unmapped client object [username=" + oldname + "].");
-            Thread.dumpStack();
+            log.warning("Requested to rename unmapped client object", "username", oldname,
+                        new Exception());
             return false;
         }
         _objmap.put(newname, clobj);
@@ -409,8 +409,7 @@ public class ClientManager
             client.connectionFailed(fault);
 
         } else if (!(conn instanceof AuthingConnection)) {
-            log.info("Unmapped connection failed? [conn=" + conn + ", fault=" + fault + "].");
-            Thread.dumpStack();
+            log.info("Unmapped connection failed?", "conn", conn, "fault", fault, new Exception());
         }
     }
 
diff --git a/src/java/com/threerings/presents/server/InvocationManager.java b/src/java/com/threerings/presents/server/InvocationManager.java
index 653955570..7d03cdab9 100644
--- a/src/java/com/threerings/presents/server/InvocationManager.java
+++ b/src/java/com/threerings/presents/server/InvocationManager.java
@@ -165,15 +165,13 @@ public class InvocationManager
         _omgr.requireEventThread(); // sanity check
 
         if (marsh == null) {
-            log.warning("Refusing to unregister null marshaller.");
-            Thread.dumpStack();
+            log.warning("Refusing to unregister null marshaller.", new Exception());
             return;
         }
 
         if (_dispatchers.remove(marsh.getInvocationCode()) == null) {
             log.warning("Requested to remove unregistered marshaller? " +
-                        "[marsh=" + marsh + "].");
-            Thread.dumpStack();
+                        "[marsh=" + marsh + "].", new Exception());
         }
     }
 
diff --git a/src/java/com/threerings/presents/server/InvocationSender.java b/src/java/com/threerings/presents/server/InvocationSender.java
index 1b08ef4b5..ba0ea8c29 100644
--- a/src/java/com/threerings/presents/server/InvocationSender.java
+++ b/src/java/com/threerings/presents/server/InvocationSender.java
@@ -21,8 +21,6 @@
 
 package com.threerings.presents.server;
 
-import com.samskivert.util.StringUtil;
-
 import com.threerings.presents.client.InvocationReceiver.Registration;
 import com.threerings.presents.data.ClientObject;
 import com.threerings.presents.dobj.InvocationNotificationEvent;
@@ -57,14 +55,13 @@ public abstract class InvocationSender
         // specific client
         Registration rreg = target.receivers.get(receiverCode);
         if (rreg == null) {
-            log.warning("Unable to locate receiver for invocation service notification " +
-                        "[clobj=" + target.who() + ", code=" + receiverCode +
-                        ", methId=" + methodId + ", args=" + StringUtil.toString(args) + "].");
-            Thread.dumpStack();
+            log.warning("Unable to locate receiver for invocation service notification",
+                        "clobj", target.who(), "code", receiverCode, "methId", methodId,
+                        "args", args, new Exception());
 
         } else {
-//             Log.info("Sending notification [target=" + target + ", code=" + receiverCode +
-//                      ", methodId=" + methodId + ", args=" + StringUtil.toString(args) + "].");
+//             log.info("Sending notification", "target", target, "code", receiverCode,
+//                      "methodId", methodId, "args", args);
 
             // create and dispatch an invocation notification event
             target.postEvent(
diff --git a/src/java/com/threerings/presents/server/PresentsClient.java b/src/java/com/threerings/presents/server/PresentsClient.java
index 274f9d5d3..524114624 100644
--- a/src/java/com/threerings/presents/server/PresentsClient.java
+++ b/src/java/com/threerings/presents/server/PresentsClient.java
@@ -874,8 +874,8 @@ public class PresentsClient
         public void eventReceived (DEvent event)
         {
             if (event instanceof PresentsDObjectMgr.AccessObjectEvent) {
-                log.warning("Ignoring event that shouldn't be forwarded " + event + ".");
-                Thread.dumpStack();
+                log.warning("Ignoring event that shouldn't be forwarded " + event + ".",
+                            new Exception());
                 return;
             }
 
diff --git a/src/java/com/threerings/presents/server/PresentsDObjectMgr.java b/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
index 52a7985fc..645b62953 100644
--- a/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
+++ b/src/java/com/threerings/presents/server/PresentsDObjectMgr.java
@@ -218,9 +218,8 @@ public class PresentsDObjectMgr
     public <T extends DObject> T registerObject (T object)
     {
         if (_dobjThread != null && !isDispatchThread()) {
-            log.warning("Registering DObject on non-dobject thread: " +
-                "[class=" + object.getClass().getName() + "]");
-            Thread.dumpStack();
+            log.warning("Registering DObject on non-dobject thread",
+                        "class", object.getClass().getName(), new Exception());
         }
 
         int oid = getNextOid();
diff --git a/src/java/com/threerings/presents/server/net/Connection.java b/src/java/com/threerings/presents/server/net/Connection.java
index e2a2999bd..96f9219ea 100644
--- a/src/java/com/threerings/presents/server/net/Connection.java
+++ b/src/java/com/threerings/presents/server/net/Connection.java
@@ -166,8 +166,7 @@ public abstract class Connection implements NetEventHandler
     {
         // we shouldn't be closed twice
         if (isClosed()) {
-            log.warning("Attempted to re-close connection " + this + ".");
-            Thread.dumpStack();
+            log.warning("Attempted to re-close connection " + this + ".", new Exception());
             return;
         }
 
@@ -186,8 +185,7 @@ public abstract class Connection implements NetEventHandler
     {
         // if we're already closed, then something is seriously funny
         if (isClosed()) {
-            log.warning("Failure reported on closed connection " + this + ".");
-            Thread.dumpStack();
+            log.warning("Failure reported on closed connection " + this + ".", new Exception());
             return;
         }
 
diff --git a/src/java/com/threerings/presents/server/net/ConnectionManager.java b/src/java/com/threerings/presents/server/net/ConnectionManager.java
index f21b3454d..d44d1d79d 100644
--- a/src/java/com/threerings/presents/server/net/ConnectionManager.java
+++ b/src/java/com/threerings/presents/server/net/ConnectionManager.java
@@ -847,16 +847,14 @@ public class ConnectionManager extends LoopingThread
     {
         // sanity check
         if (conn == null || msg == null) {
-            log.warning("postMessage() bogosity [conn=" + conn + ", msg=" + msg + "].");
-            Thread.dumpStack();
+            log.warning("postMessage() bogosity", "conn", conn, "msg", msg, new Exception());
             return;
         }
 
         // more sanity check; messages must only be posted from the dobjmgr thread
         if (!_omgr.isDispatchThread()) {
-            log.warning("Message posted on non-distributed object thread [conn=" + conn +
-                        ", msg=" + msg + ", thread=" + Thread.currentThread() + "].");
-            Thread.dumpStack();
+            log.warning("Message posted on non-distributed object thread", "conn", conn,
+                        "msg", msg, "thread", Thread.currentThread(), new Exception());
             // let it through though as we don't want to break things unnecessarily
         }
 
diff --git a/src/java/com/threerings/presents/util/SafeSubscriber.java b/src/java/com/threerings/presents/util/SafeSubscriber.java
index 1b01c21f3..9872ffc3b 100644
--- a/src/java/com/threerings/presents/util/SafeSubscriber.java
+++ b/src/java/com/threerings/presents/util/SafeSubscriber.java
@@ -76,8 +76,7 @@ public class SafeSubscriber<T extends DObject>
     public void subscribe (DObjectManager omgr)
     {
         if (_active) {
-            log.warning("Active safesub asked to resubscribe " + this + ".");
-            Thread.dumpStack();
+            log.warning("Active safesub asked to resubscribe " + this + ".", new Exception());
             return;
         }
 
@@ -88,8 +87,7 @@ public class SafeSubscriber<T extends DObject>
         // logically impossible)
         if (_object != null) {
             log.warning("Incroyable! A safesub has an object and was " +
-                        "non-active!? " + this + ".");
-            Thread.dumpStack();
+                        "non-active!? " + this + ".", new Exception());
             // make do in the face of insanity
             _subscriber.objectAvailable(_object);
             return;
@@ -125,8 +123,7 @@ public class SafeSubscriber<T extends DObject>
             if (_object == null && !_pending) {
                 return;
             }
-            log.warning("Inactive safesub asked to unsubscribe " + this + ".");
-            Thread.dumpStack();
+            log.warning("Inactive safesub asked to unsubscribe " + this + ".", new Exception());
         }
 
         // note that we no longer desire to be subscribed
@@ -136,8 +133,7 @@ public class SafeSubscriber<T extends DObject>
             // make sure we don't have an object reference
             if (_object != null) {
                 log.warning("Incroyable! A safesub has an object and is " +
-                            "pending!? " + this + ".");
-                Thread.dumpStack();
+                            "pending!? " + this + ".", new Exception());
             } else {
                 // nothing to do but wait for the subscription to complete
                 // at which point we'll pitch the object post-haste
@@ -148,8 +144,7 @@ public class SafeSubscriber<T extends DObject>
         // make sure we have our object
         if (_object == null) {
             log.warning("Zut alors! A safesub _was_ active and not " +
-                        "pending yet has no object!? " + this + ".");
-            Thread.dumpStack();
+                        "pending yet has no object!? " + this + ".", new Exception());
             // nothing to do since we're apparently already unsubscribed
             return;
         }
diff --git a/src/java/com/threerings/util/MessageBundle.java b/src/java/com/threerings/util/MessageBundle.java
index 69f5597ec..87678913f 100644
--- a/src/java/com/threerings/util/MessageBundle.java
+++ b/src/java/com/threerings/util/MessageBundle.java
@@ -247,9 +247,7 @@ public class MessageBundle
         }
 
         if (reportMissing) {
-            log.warning("Missing translation message " +
-                        "[bundle=" + _path + ", key=" + key + "].");
-            Thread.dumpStack();
+            log.warning("Missing translation message", "bundle", _path, "key", key, new Exception());
         }
 
         return null;
@@ -319,9 +317,8 @@ public class MessageBundle
                 }
 
             } else {
-                log.warning("Missing translation message " +
-                            "[bundle=" + _path + ", key=" + key + "].");
-                Thread.dumpStack();
+                log.warning("Missing translation message", "bundle", _path, "key", key,
+                            new Exception());
             }
         }
 
diff --git a/src/java/com/threerings/util/TimeUtil.java b/src/java/com/threerings/util/TimeUtil.java
index fc84877dc..779834b63 100644
--- a/src/java/com/threerings/util/TimeUtil.java
+++ b/src/java/com/threerings/util/TimeUtil.java
@@ -47,10 +47,9 @@ public class TimeUtil
     protected static final byte MAX_UNIT = DAY;
 
     /**
-     * Get a translatable string specifying the magnitude of the specified
-     * duration. Results will be between "1 second" and "X hours", with
-     * all times rounded to the nearest unit. "0 units" will never be
-     * displayed, the minimum is 1.
+     * Get a translatable string specifying the magnitude of the specified duration. Results will
+     * be between "1 second" and "X hours", with all times rounded to the nearest unit. "0 units"
+     * will never be displayed, the minimum is 1.
      */
     public static String getTimeOrderString (long duration, byte minUnit)
     {
@@ -58,12 +57,11 @@ public class TimeUtil
     }
 
     /**
-     * Get a translatable string specifying the magnitude of the specified
-     * duration, with the units of time bounded between the minimum and
-     * maximum specified. "0 units" will never be returned, the minimum is 1.
+     * Get a translatable string specifying the magnitude of the specified duration, with the units
+     * of time bounded between the minimum and maximum specified. "0 units" will never be returned,
+     * the minimum is 1.
      */
-    public static String getTimeOrderString (
-        long duration, byte minUnit, byte maxUnit)
+    public static String getTimeOrderString (long duration, byte minUnit, byte maxUnit)
     {
         // enforce sanity
         minUnit = (byte) Math.min(minUnit, maxUnit);
@@ -85,8 +83,7 @@ public class TimeUtil
     }
 
     /**
-     * Get a translatable string specifying the duration, down to the
-     * minimum granularity.
+     * Get a translatable string specifying the duration, down to the minimum granularity.
      */
     public static String getTimeString (long duration, byte minUnit)
     {
@@ -117,8 +114,7 @@ public class TimeUtil
     }
 
     /**
-     * Internal method to get the quantity for the specified unit.
-     * (Not very OO)
+     * Internal method to get the quantity for the specified unit.  (Not very OO)
      */
     protected static int getQuantityPerUnit (byte unit)
     {
@@ -132,8 +128,7 @@ public class TimeUtil
     }
 
     /**
-     * Internal method to get the translation key for the specified unit.
-     * (Not very OO)
+     * Internal method to get the translation key for the specified unit.  (Not very OO)
      */
     protected static String getTransKey (byte unit)
     {