diff --git a/tbsetup/eventsys_control.in b/tbsetup/eventsys_control.in
index a5cd8311b7d07faf82fb06f7eb7f29eec5b801bf..5176abd246c2b299777a5219b2db6246e4c4dc33 100755
--- a/tbsetup/eventsys_control.in
+++ b/tbsetup/eventsys_control.in
@@ -150,7 +150,7 @@ if ($expstate ne EXPTSTATE_ACTIVE &&
     $expstate ne EXPTSTATE_ACTIVATING &&
     $expstate ne EXPTSTATE_MODIFY_RESWAP &&
     $expstate ne EXPTSTATE_SWAPPING) {
-    tbdie("$experiment must be active (or swapping)!");
+    tbdie("$experiment must be active (or swapping), not $expstate!");
 }
 
 #
diff --git a/tbsetup/node_update.in b/tbsetup/node_update.in
index ae5075b2bfee997dcc76bffa36cf774d4758109f..6fa40e0cff747c04cc4d9226a6d4a339e8e0a1d8 100644
--- a/tbsetup/node_update.in
+++ b/tbsetup/node_update.in
@@ -117,7 +117,7 @@ if (! defined($experiment)) {
 # Check state. Only ACTIVE experiments. 
 #
 if ($experiment->state() ne EXPTSTATE_ACTIVE) {
-    print STDERR "Experiment $pid/$eid is not ACTIVE!\n";
+    print STDERR "Experiment $pid/$eid is in state $estate, not ACTIVE!\n";
     # For web page.
     exit(1);
 }
diff --git a/www/linktest.php3 b/www/linktest.php3
index 33d9d849e17c68e438e38d78f5b7d743011232d6..bd5900e8c1d8de8992f881b259e5ea01865d7241 100644
--- a/www/linktest.php3
+++ b/www/linktest.php3
@@ -61,10 +61,12 @@ function CHECKPAGEARGS() {
 	USERERROR("You do not have permission to start/stop linktest ".
 		  "on $pid/$eid!", 1);
     }
-    if ($experiment->state() != $TB_EXPTSTATE_ACTIVE &&
-	$experiment->state() != $TB_EXPTSTATE_ACTIVATING &&
-	$experiment->state() != $TB_EXPTSTATE_MODIFY_RESWAP) {
-	USERERROR("Experiment $eid must be active to start/stop linktest!", 1);
+    $expstate = $experiment->state();
+    if ($expstate != $TB_EXPTSTATE_ACTIVE &&
+	$expstate != $TB_EXPTSTATE_ACTIVATING &&
+	$expstate != $TB_EXPTSTATE_MODIFY_RESWAP) {
+	USERERROR("Experiment $eid must be active to start/stop linktest," . 
+		  " not $expstate!", 1);
     }
     $pid            = $experiment->pid();
     $eid            = $experiment->eid();
diff --git a/www/replayexp.php3 b/www/replayexp.php3
index 58930491a12ffe47e30d4e973d396ed2a1a6b048..5f4864793be6b41d6211e5348619d1eed969b8c6 100644
--- a/www/replayexp.php3
+++ b/www/replayexp.php3
@@ -80,8 +80,20 @@ set_time_limit(0);
 STARTBUSY("Starting event replay");
 $retval = SUEXEC($uid, "$pid,$unix_gid",
 		 "webeventsys_control replay $pid,$eid",
-		 SUEXEC_ACTION_DIE);
-STOPBUSY();
+		 SUEXEC_ACTION_IGNORE);
+CLEARBUSY();
+
+#
+# Fatal Error. Report to the user, even though there is not much he can
+# do with the error. Also reports to tbops.
+# 
+if ($retval < 0) {
+    SUEXECERROR(SUEXEC_ACTION_DIE);
+    #
+    # Never returns ...
+    #
+    die("");
+}
 
 echo "Events for your experiment are now being replayed.\n";