diff --git a/change_log.txt b/change_log.txt
index 05ddedce..9cea8e6e 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,10 +1,6 @@
  ===== 3.1.28-dev===== (xx.xx.2015)
- 21.06.2015
-  - optimization  of template/config file normalization
-  - optimization  of directory handling / build realpath
-  - optimization  of filter execution
-  - move  registerObject / registerClass into extension
-  - update  realpath handling
+ 27.06.2015
+  - bugfix resolve naming conflict between custom Smarty delimiter '<%' and PHP ASP tags https://github.com/smarty-php/smarty/issues/64
 
  19.06.2015
   - improvement allow closures as callback at $smarty->registerFilter() https://github.com/smarty-php/smarty/issues/59
diff --git a/lexer/smarty_internal_templatelexer.plex b/lexer/smarty_internal_templatelexer.plex
index e36df597..a74c4038 100644
--- a/lexer/smarty_internal_templatelexer.plex
+++ b/lexer/smarty_internal_templatelexer.plex
@@ -331,10 +331,6 @@ class Smarty_Internal_Templatelexer
         $this->value = substr($this->data,$this->counter,$to-$this->counter);
         return false;
      }
-     phpstart {
-       $obj = new Smarty_Internal_Compile_Private_Php();
-       $obj->parsePhp($this);
-     }
      ldel literal rdel {
        if ($this->smarty->auto_literal && isset($this->value[$this->ldel_length]) ? strpos(" \n\t\r", $this->value[$this->ldel_length]) !== false : false) {
           $this->token = Smarty_Internal_Templateparser::TP_TEXT;
@@ -354,6 +350,10 @@ class Smarty_Internal_Templatelexer
      rdel {
        $this->token = Smarty_Internal_Templateparser::TP_TEXT;
      }
+     phpstart {
+       $obj = new Smarty_Internal_Compile_Private_Php();
+       $obj->parsePhp($this);
+     }
      text {
        $to = strlen($this->data);
        preg_match("~($this->ldel)|([<]script\s+language\s*=\s*[\"\']?\s*php\s*[\"\']?\s*[>])|([<][?])|([<][%])|([?][>])|([%][>])~i",$this->data,$match,PREG_OFFSET_CAPTURE,$this->counter);
diff --git a/libs/Smarty.class.php b/libs/Smarty.class.php
index 437b4704..a7f429de 100644
--- a/libs/Smarty.class.php
+++ b/libs/Smarty.class.php
@@ -111,7 +111,7 @@ class Smarty extends Smarty_Internal_TemplateBase
     /**
      * smarty version
      */
-    const SMARTY_VERSION = '3.1.28-dev/6';
+    const SMARTY_VERSION = '3.1.28-dev/7';
 
     /**
      * define variable scopes
diff --git a/libs/sysplugins/smarty_internal_templatelexer.php b/libs/sysplugins/smarty_internal_templatelexer.php
index abf81d08..701d7b7d 100644
--- a/libs/sysplugins/smarty_internal_templatelexer.php
+++ b/libs/sysplugins/smarty_internal_templatelexer.php
@@ -277,7 +277,7 @@ class Smarty_Internal_Templatelexer
     public function yylex1()
     {
         if (!isset($this->yy_global_pattern1)) {
-            $this->yy_global_pattern1 = "/\G([{][}])|\G(" . $this->ldel . "[*])|\G((<[?]((php\\s+|=)|\\s+))|(<[%])|(<[?]xml\\s+)|(<script\\s+language\\s*=\\s*[\"']?\\s*php\\s*[\"']?\\s*>)|([?][>])|([%][>])|(" . $this->ldel . "\\s*php(.*?)" . $this->rdel . ")|(" . $this->ldel . "\\s*[\/]php" . $this->rdel . "))|\G(" . $this->ldel . "\\s*literal\\s*" . $this->rdel . ")|\G(" . $this->ldel . "\\s*)|\G(\\s*" . $this->rdel . ")|\G([\S\s])/isS";
+            $this->yy_global_pattern1 = "/\G([{][}])|\G(" . $this->ldel . "[*])|\G(" . $this->ldel . "\\s*literal\\s*" . $this->rdel . ")|\G(" . $this->ldel . "\\s*)|\G(\\s*" . $this->rdel . ")|\G((<[?]((php\\s+|=)|\\s+))|(<[%])|(<[?]xml\\s+)|(<script\\s+language\\s*=\\s*[\"']?\\s*php\\s*[\"']?\\s*>)|([?][>])|([%][>])|(" . $this->ldel . "\\s*php(.*?)" . $this->rdel . ")|(" . $this->ldel . "\\s*[\/]php" . $this->rdel . "))|\G([\S\s])/isS";
         }
         if ($this->counter >= strlen($this->data)) {
             return false; // end of input
@@ -345,13 +345,6 @@ class Smarty_Internal_Templatelexer
     }
 
     function yy_r1_3()
-    {
-
-        $obj = new Smarty_Internal_Compile_Private_Php();
-        $obj->parsePhp($this);
-    }
-
-    function yy_r1_15()
     {
 
         if ($this->smarty->auto_literal && isset($this->value[$this->ldel_length]) ? strpos(" \n\t\r", $this->value[$this->ldel_length]) !== false : false) {
@@ -362,7 +355,7 @@ class Smarty_Internal_Templatelexer
         }
     }
 
-    function yy_r1_16()
+    function yy_r1_4()
     {
 
         if ($this->smarty->auto_literal && isset($this->value[$this->ldel_length]) ? strpos(" \n\t\r", $this->value[$this->ldel_length]) !== false : false) {
@@ -373,12 +366,19 @@ class Smarty_Internal_Templatelexer
         }
     }
 
-    function yy_r1_17()
+    function yy_r1_5()
     {
 
         $this->token = Smarty_Internal_Templateparser::TP_TEXT;
     }
 
+    function yy_r1_6()
+    {
+
+        $obj = new Smarty_Internal_Compile_Private_Php();
+        $obj->parsePhp($this);
+    }
+
     function yy_r1_18()
     {