diff --git a/targets/php/php_tpl.inc.php b/targets/php/php_tpl.inc.php
index 9af4645..62e55b7 100644
--- a/targets/php/php_tpl.inc.php
+++ b/targets/php/php_tpl.inc.php
@@ -60,11 +60,11 @@ class %class% %parent_class%
 
   function import(&\$message, \$assoc = false, \$root = true)
   {
-    \$IDX = 0;
+    \$IDX = -1;
     try
     {
       if(!is_array(\$message))
-        throw new Exception("Bad message: \$message");
+        throw new Exception("Bad data: \$message");
 
       try
       {
@@ -72,8 +72,13 @@ class %class% %parent_class%
       }
       catch(Exception \$e)
       {
+        if(\$IDX > -1) 
+        {
         \$FIELDS = self::CLASS_FIELDS();
-        throw new Exception("Error while filling field '{\$FIELDS[\$IDX]}': " . \$e->getMessage());
+          throw new Exception(\$e->getMessage() . " < {\$FIELDS[\$IDX]}");
+        }
+        else
+          throw \$e;
       }
 
       if(\$root && \$assoc && sizeof(\$message) > 0)
@@ -81,7 +86,7 @@ class %class% %parent_class%
     }
     catch(Exception \$e)
     {
-      throw new Exception("Error while filling fields of '%class%':" . \$e->getMessage());
+      throw new Exception(\$e->getMessage() . " < (%class%)");
     }
     return \$IDX;
   }
@@ -106,7 +111,7 @@ class %class% %parent_class%
     }
     catch(Exception \$e)
     {
-      throw new Exception("Error while dumping fields of '%class%'->\$__last_var: ". PHP_EOL . serialize(\$__last_val) . PHP_EOL."\t" . \$e->getMessage());
+      throw new Exception("[%class%]\n->\$__last_var\n" . serialize(\$__last_val) . PHP_EOL."\t" . \$e->getMessage());
     }
   }
 }
@@ -255,17 +260,22 @@ class %class% %parent_class%
     try
     {
       if(!\$message || !is_array(\$message))
-        throw new Exception("Bad message");
+        throw new Exception("Bad data");
 
-      \$IDX = 0;
+      \$IDX = -1;
       try
       {
         %fill_fields%
       }
       catch(Exception \$e)
       {
+        if(\$IDX > -1) 
+        {
         \$FIELDS = self::CLASS_FIELDS();
-        throw new Exception("Error while filling field '{\$FIELDS[\$IDX]}': " . \$e->getMessage());
+          throw new Exception(\$e->getMessage() . " < {\$FIELDS[\$IDX]}");
+        }
+        else
+          throw \$e;
       }
 
       if(\$root && \$assoc && sizeof(\$message) > 0)
@@ -273,7 +283,7 @@ class %class% %parent_class%
     }
     catch(Exception \$e)
     {
-      throw new Exception("Error while filling fields of '%class%':" . \$e->getMessage());
+      throw new Exception(\$e->getMessage() . " < (%class%)");
     }
   }
 
@@ -289,7 +299,7 @@ class %class% %parent_class%
     }
     catch(Exception \$e)
     {
-      throw new Exception("Error while dumping fields of '%class%':" . \$e->getMessage());
+      throw new Exception(\$e->getMessage() . "\n(%class%)");
     }
   }
 }