signature is not displaying in xml report while calling from sub template

Hi All,

I need to print signature image in the pdf out put.

In the sub template i have below code

<?template:SIGN?>

<?if: POH_BUYER='ABC'?>

  --directly inserted Sign file , has JPEG

<?end template?>

In the main template i am calling sub template

<?import:xdo://TEST.POXML_SUB.en.00?>

and calling sign tag in the main rtf template

<?call-template: SIGN?>

But signature is not displaying

Please help me on this.

Note: But logo file(JPEG) is displaying in the pdf file

Version 5.3

Thanks in advanced.