diff --git a/ChangeLog b/ChangeLog
index 28b427e7..e4b3eaab 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -24959,3 +24959,6 @@
 	errors.
 2025-02-28 Fred Gleason <fredg@paravelsystems.com>
 	* Incremented the package version to 4.3.0int7.
+2025-03-07 Fred Gleason <fredg@paravelsystems.com>
+	* Fixed a bug in 'RDCart::updateLength()' that could cause SQL
+	errors.
diff --git a/lib/rdcart.cpp b/lib/rdcart.cpp
index c3f6cefc..e047ef9b 100644
--- a/lib/rdcart.cpp
+++ b/lib/rdcart.cpp
@@ -1118,11 +1118,16 @@ void RDCart::updateLength(bool enforce_length,unsigned length)
       segue_total+=(q->value(1).toInt()-q->value(3).toInt()) * weight;
     }
     hook_total+=(q->value(14).toUInt()-q->value(13).toUInt()) * weight;
-    if(min_talk_len>q->value(18).toUInt()-q->value(17).toUInt()) {
-      min_talk_len=q->value(18).toUInt()-q->value(17).toUInt();
-    }
-    if(max_talk_len<q->value(18).toUInt()-q->value(17).toUInt()) {
-      max_talk_len=q->value(18).toUInt()-q->value(17).toUInt();
+    if((q->value(17).toInt()>=0)&&(q->value(18).toInt()>=0)) {
+      int talk_len=q->value(18).toInt()-q->value(17).toInt();
+      if(talk_len>=0) {
+	if(min_talk_len>talk_len) {
+	  min_talk_len=talk_len;
+	}
+	if(max_talk_len<talk_len) {
+	  max_talk_len=talk_len;
+	}
+      }
     }
     weight_total += weight;
   }
@@ -1142,13 +1147,12 @@ void RDCart::updateLength(bool enforce_length,unsigned length)
       setForcedLength(0);
     }
   }
-  //
-  // FIXME: CART.MINIMUM_TALK_LENGTH is an unsigned int in the DB, yet we
-  //        sometime try to assign -1. Why?
-  //
   if((min_talk_len<0)||(min_talk_len==LLONG_MAX)) {
     min_talk_len=0;
   }
+  if((max_talk_len<0)||(max_talk_len==LLONG_MAX)) {
+    max_talk_len=0;
+  }
   setMinimumTalkLength(min_talk_len);
   setMaximumTalkLength(max_talk_len);
   setCutQuantity(q->size());
diff --git a/utils/rddbmgr/analyze.cpp b/utils/rddbmgr/analyze.cpp
new file mode 100644
index 00000000..e69de29b