Static blocks not working – Magento 1.9.x
After updating Magento to version 1.9.x, or installing security patch SUPEE-6788 on an older version, lots of people are noticing that their static block shortcodes are no longer working. So may be some developers frustrated or confused why this happen. The solution is simple magento people added security feature on the newer version.
Simply navigate to
System => Permissions => Blocks
And add the block type you wish to display.