Index: src/info.c
==================================================================
--- src/info.c
+++ src/info.c
@@ -1890,28 +1890,39 @@
 void info_page(void){
   const char *zName;
   Blob uuid;
   int rid;
   int rc;
+  int nLen;
 
   zName = P("name");
   if( zName==0 ) fossil_redirect_home();
-  if( validate16(zName, strlen(zName)) ){
-    if( db_exists("SELECT 1 FROM ticket WHERE tkt_uuid GLOB '%q*'", zName) ){
-      tktview_page();
-      return;
-    }
-    if( db_exists("SELECT 1 FROM tag WHERE tagname GLOB 'event-%q*'", zName) ){
-      event_page();
-      return;
-    }
-  }
+  nLen = strlen(zName);
   blob_set(&uuid, zName);
+  if( name_collisions(zName) ){
+    cgi_set_parameter("src","info");
+    ambiguous_page();
+    return;
+  }
   rc = name_to_uuid(&uuid, -1, "*");
   if( rc==1 ){
+    if( validate16(zName, nLen) ){
+      if( db_exists("SELECT 1 FROM ticket WHERE tkt_uuid GLOB '%q*'", zName) ){
+        tktview_page();
+        return;
+      }
+      if( db_exists("SELECT 1 FROM tag"
+                    " WHERE tagname GLOB 'event-%q*'", zName) ){
+        event_page();
+        return;
+      }
+    }
     style_header("No Such Object");
     @ <p>No such object: %h(zName)</p>
+    if( nLen<4 ){
+      @ <p>Objects of length < 4 are too ambiguous to worry about</p>
+    }
     style_footer();
     return;
   }else if( rc==2 ){
     cgi_set_parameter("src","info");
     ambiguous_page();

Index: src/name.c
==================================================================
--- src/name.c
+++ src/name.c
@@ -266,11 +266,10 @@
     }
   }
   return rid;
 }
 
-
 /*
 ** This routine takes a user-entered UUID which might be in mixed
 ** case and might only be a prefix of the full UUID and converts it
 ** into the full-length UUID in canonical form.
 **
@@ -319,10 +318,39 @@
   }
   return rid;
 }
 
 
+/*
+** name_collisions searches through events, blobs, and tickets for
+** collisions of a given UUID based on its length on UUIDs no shorter
+** than 4 characters in length.
+*/
+int name_collisions(const char *zName){
+  Stmt q;
+  int c = 0;         /* count of collisions for zName */
+  int nLen;          /* length of zName */
+  nLen = strlen(zName);
+  if( nLen>=4 && nLen<=UUID_SIZE && validate16(zName, nLen) ){
+    db_prepare(&q,
+      "SELECT count(uuid) FROM"
+      "  (SELECT substr(tkt_uuid, 1, %d) AS uuid FROM ticket"
+      "   UNION ALL SELECT * FROM"
+      "     (SELECT substr(tagname, 7, %d) FROM"
+      "       tag WHERE tagname GLOB 'event-*')"
+      "   UNION ALL SELECT * FROM"
+      "     (SELECT substr(uuid, 1, %d) FROM blob))"
+      "  WHERE uuid GLOB '%q*'"
+      "  GROUP BY uuid HAVING count(uuid) > 1;",
+      nLen, nLen, nLen, zName);
+    if( db_step(&q)==SQLITE_ROW ){
+      c = db_column_int(&q, 0);
+    }
+    db_finalize(&q);
+  }
+  return c;
+}
 
 /*
 ** COMMAND:  test-name-to-id
 **
 ** Convert a name to a full artifact ID.
@@ -406,10 +434,49 @@
     int rid = db_column_int(&q, 1);
     @ <li><p><a href="%s(g.zTop)/%T(zSrc)/%s(zUuid)">
     @ %s(zUuid)</a> -
     object_description(rid, 0, 0);
     @ </p></li>
+  }
+  db_finalize(&q);
+  db_prepare(&q,
+    "   SELECT tkt_rid, tkt_uuid, title"
+    "     FROM ticket, ticketchng"
+    "    WHERE ticket.tkt_id = ticketchng.tkt_id"
+    "      AND tkt_uuid GLOB '%q*'"
+    " GROUP BY tkt_uuid"
+    " ORDER BY tkt_ctime DESC", z);
+  while( db_step(&q)==SQLITE_ROW ){
+    int rid = db_column_int(&q, 0); 
+    const char *zUuid = db_column_text(&q, 1);
+    const char *zTitle = db_column_text(&q, 2);
+    @ <li><p><a href="%s(g.zTop)/%T(zSrc)/%s(zUuid)">
+    @ %s(zUuid)</a> -
+    @ <ul></ul>
+    @ Ticket
+    hyperlink_to_uuid(zUuid);
+    @ - %s(zTitle).
+    @ <ul><li>
+    object_description(rid, 0, 0);
+    @ </li></ul>
+    @ </p></li>
+  }
+  db_finalize(&q);
+  db_prepare(&q,
+    "SELECT rid, uuid FROM"
+    "  (SELECT tagxref.rid AS rid, substr(tagname, 7) AS uuid"
+    "     FROM tagxref, tag WHERE tagxref.tagid = tag.tagid"
+    "      AND tagname GLOB 'event-%q*') GROUP BY uuid", z);
+  while( db_step(&q)==SQLITE_ROW ){
+    int rid = db_column_int(&q, 0); 
+    const char* zUuid = db_column_text(&q, 1);
+    @ <li><p><a href="%s(g.zTop)/%T(zSrc)/%s(zUuid)">
+    @ %s(zUuid)</a> -
+    @ <ul><li>
+    object_description(rid, 0, 0);
+    @ </li></ul>
+    @ </p></li>
   }
   @ </ol>
   db_finalize(&q);
   style_footer();
 }