Index: infusionBuilder-secure/php/postProcessor.php
===================================================================
--- infusionBuilder-secure/php/postProcessor.php	(revision 8946)
+++ infusionBuilder-secure/php/postProcessor.php	(working copy)
@@ -216,10 +216,17 @@
     $insert_query = "INSERT INTO cache (id, minified) VALUES('$cacheKey', ".$intMin.")";
     $insert_result = mysql_query($insert_query);
     if (!$insert_result) {
-        returnError("Cannot insert cache entry for this build");
-        exit(1);
-    }
+
+        //check if the cache entry is already in place
+        $cache_query_again = "SELECT * FROM cache WHERE id = '{$cacheKey}' AND minified = ".$intMin;
+        $cache_result_again = mysql_query($cache_query_again);
+        if (!$cache_result_again) {
+            returnError("Cannot insert cache entry for this build");
+            exit(1);
+        }
         
+        //if we reach here, cache entry is in place - continue.
+    } 
 }
 
 //deliver file from cache location to user